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Amavida Platinum Engagement Mounting With Semi Halo
By Gabriel & Co.
Located in Stamford, CT
This platinum engagement ring is rich in design reminiscent of early 20th century English jewelry
Category

2010s Engagement Rings

Materials

Diamond, Platinum

Ladies Platinum Princess Diamond Semi Mount Engagement Ring
Located in Houston, TX
Ladies platinum diamond engagement ring with a half round shank. Engraved with "PLAT". The semi mount can
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, Platinum

Ladies Platinum Diamond Oval Semi Mount Engagement Ring
Located in Houston, TX
Ladies 950 platinum diamond engagement semi-mount ring with a half round shank. Engraved with "PLAT
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, Platinum

Ladies Platinum Halo Accented Diamond Round Semi Mount Engagement Ring
Located in Houston, TX
Ladies platinum diamond halo accented semi-mount engagement ring with a half round shank. The metal was
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, Platinum

Ladies Platinum Oval Accented Emerald Cut Diamond Semi Mount Engagement Ring
Located in Houston, TX
polished 950 platinum, diamond engagement, semi-mount, accented ring with a tapered, comfort-fit shank. The
Category

21st Century and Contemporary Unknown Solitaire Rings

Materials

Diamond, Platinum

Ladies Platinum Marquee Hidden Halo Accented Diamond Semi Mount Engagement Ring
Located in Houston, TX
engagement hidden halo semi-mount ring with a half round shank. Engraved with "PLAT". The semi mount can
Category

21st Century and Contemporary Unknown Cocktail Rings

Materials

Diamond, Platinum

Scott Kay Diamond Engagement Ring Semi Mount Tapered Baguettes 0.28tcw Platinum
By Scott Kay
Located in San Diego, CA
Brand: Scott Kay Style: Solitaire with Baguettes Semi Mount Metal: Platinum Size: 6.75 - sizable
Category

2010s American Engagement Rings

Materials

Diamond, Platinum

Tacori Ladies Platinum Squared Three Stone Diamond Semi Mount Engagement Ring
By Tacori
Located in Houston, TX
Ladies platinum diamond semi-mount engagement three-stone ring with a half round shank. Engraved with
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, Platinum

Tacori Sculpted Crescent Semi-Mount Engagement Ring Platinum Rnd CZ fits 6.5mm
By Tacori
Located in Greensboro, NC
(placeholder) Cut: Round Brilliant Color: Clear Diameter: 6.5mm Style: Semi-Mount Solitaire Features: Milgrain
Category

21st Century and Contemporary Engagement Rings

Materials

Platinum

Ladies 18K White Gold Platinum Princess Cut Diamond Semi Mount Engagement Ring
Located in Houston, TX
Weight: 6.32 grams Ladies 18K white gold and platinum diamond accented engagement semi-mount ring with a
Category

21st Century and Contemporary Unknown Engagement Rings

Materials

Diamond, White Gold, Platinum

New Semi-Mount Engagement Ring, 18k Gold & Platinum Fits w/Dias .33ctw
Located in Greensboro, NC
This ring is a size 6 1/2 - 6 3/4. Metal Content: Guaranteed 18k Gold & Platinum as stamped Stone
Category

Late 20th Century Unknown Engagement Rings

Materials

18k Gold, Platinum

New Tacori 3 Stone Engagement Ring Platinum Size 6.5 Semi Mount Heart 10936
By Tacori
Located in McLeansville, NC
This beautiful NEW Tacori engagement ring has a semi mount 3-stone design. The center is set with a
Category

2010s Engagement Rings

Materials

Diamond, Platinum

New Tacori Emerald Cut 3 Stone Engagement Ring 18k Gold Platinum Semi Mount 2199
By Tacori
Located in McLeansville, NC
This beautiful NEW Tacori engagement ring is a semi mount 3-stone design currently set with a 1
Category

2010s Engagement Rings

Materials

Diamond, 18k Gold, Platinum

1.20ct Natural Semi Black Opal Diamond Ring Estate Platinum Sz 6 Fine Jewelry
Located in Torrance, CA
Stylish natural semi-black opal & diamond ring (circa 2000s) crafted in platinum. Natural opal
Category

21st Century and Contemporary American Contemporary Cocktail Rings

Materials

Black Opal, Opal, White Diamond, Diamond, Platinum

Platinum Three Stone Diamond Engagement Ring 0.50 ctw
Located in Houston, TX
semi-mount can accommodate a round stone with a diameter between 6.5mm to 7.8mm. SKU: 128346 Two (2
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

1.01 Carat E VS2 Diamond Platinum Solitare Engagement Ring
Located in London, GB
in colour and VS2 in clarity, that is beautifully mounted in a high semi rub-over setting. The
Category

2010s English Modern Engagement Rings

Materials

Diamond, Platinum

Tiffany & Co Engagement Wedding Anniversary Band Ring Diamond .35ct Platinum
By Tiffany & Co.
Located in Dearborn, MI
. Wedding Band Made to Fit the Crossover Engagement Ring Matching Semi Mount Listed Separately Best
Category

2010s Wedding Rings

Materials

Diamond, Platinum

Peter Suchy 29.40 Carat Aquamarine Diamond Platinum Pendant Necklace
By Peter Suchy
Located in Stamford, CT
mounted in a platinum setting. The pendant hangs from a platinum 18 inch chain. Designed and crafted in
Category

21st Century and Contemporary Pendant Necklaces

Materials

Aquamarine, Diamond, Platinum

Platinum & 18K Yellow Gold Diamond Engagement Ring 0.40 ctw
Located in Houston, TX
professional jewelers. The semi-mount can accommodate a round or cushion cut stone with a diameter between
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Peter Suchy GIA Transitional Cut Diamond Sapphire Platinum Engagement Ring
By Peter Suchy
Located in Stamford, CT
center stone mounted in a Platinum setting and accented by 2 pear shape side sapphires. The three main
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Sapphire, Platinum

1.02 Carat Total Old European Diamond Vintage Art Deco Platinum Engagement Ring
Located in Venice, CA
Vintage Art Deco diamond engagement ring. Platinum semi-mount setting circa 1935 with a 0.72 carat
Category

Vintage 1930s American Art Deco Engagement Rings

Materials

Diamond, Platinum

1.16 Carat Total Old European Diamond Vintage Art Deco Platinum Engagement Ring
Located in Venice, CA
Vintage Art Deco diamond engagement ring. Platinum semi-mount setting circa 1935 with a 1 carat Old
Category

Vintage 1930s American Art Deco Engagement Rings

Materials

Diamond, Platinum

1.50 Carat Old European Diamond Platinum Art Deco Three-Stone Engagement Ring
Located in Stamford, CT
1930's Art Deco three-stone diamond ring. 1.00ct Old European cut diamond center stone. Mounted in
Category

Early 20th Century Three-Stone Rings

Materials

Diamond, Platinum

Platinum Fine Antique Oval GIA Reddish Orange Coral & Mine Cut Diamond Ring
Located in Montclair, NJ
stone. The coral is then uniquely pierced in its center with a platinum basket mounted inside of it. A
Category

2010s American Art Deco Cocktail Rings

Materials

Coral, Platinum

Art Deco 1925 Graduated Burmese Jadeite Jade Necklace Sautoir Platinum Diamonds
Located in Miami, FL
graduation in color. Birthstone: August. Diamonds: The platinum security lock is mounted with 3 old
Category

Vintage 1920s American Art Deco Beaded Necklaces

Materials

Diamond, Jade, Platinum

Multi-Gem Cabochon "Jubilee" Necklace 1, 000+ Carats 18K Gold and Platinum
Located in New York, NY
weighing approximately 10 carats set in a flexible and comfortable mounting of 18K gold and platinum.
Category

Vintage 1970s More Necklaces

Materials

Amethyst, Aquamarine, Citrine, Garnet, Moonstone, Pink Sapphire, Tourmal...

GIA Certified 4.09-Carat White Opal and Diamond Halo in Platinum and Gold Ring
Located in Miami, FL
yellow gold ring shank that integrates with a platinum halo prong mounting. A truly drop-dead gorgeous
Category

2010s Art Deco Cocktail Rings

Materials

Diamond, Opal, Gold, Platinum

GIA Certified 4.09-carat White Opal and Diamond Halo in Platinum and Gold Ring
Located in Miami, FL
yellow gold ring shank that integrates with a platinum halo prong mounting. A truly drop-dead gorgeous
Category

2010s Art Deco Cocktail Rings

Materials

Diamond, Opal, Gold, Platinum

French 1920 Art Deco Geometric Brooch in Platinum with 10.70ctw in Diamonds
Located in Miami, FL
diamonds, 3.84 carats, H/I color, VS/SI clarity. Pearl: Mount in the center, with 1 natural saltwater semi
Category

Vintage 1920s French Art Deco Brooches

Materials

Diamond, White Diamond, Pearl, Natural Pearl, Platinum

GIA Ruby Diamond Platinum 18K Antique Certified No Heat Huge Pendant 4.63 Carats
Located in Sylvania, GA
Carat Pendant and Box! Transparent Natural Burma Rubies Set in Solid Heavy Platinum & 18K Yellow Gold
Category

Antique Late 18th Century Late Victorian Pendant Necklaces

Materials

Diamond, Ruby, 18k Gold, Platinum

Art Deco 1915 Convertible Necklace 18kt Gold and Platinum with 2.43 Cts Diamonds
Located in Miami, FL
/SI. Mount in the center with one semi round natural white pearl of 5.2 mm. The gemstones settings
Category

Vintage 1910s American Art Deco Brooches

Materials

Diamond, Pearl, Gold, 18k Gold, Platinum

Art Deco 1930 Cocktail Bombe Ring In Platinum With 3.19 Ctw Diamonds And Emerald
Located in Miami, FL
An art deco platinum cocktail ring. Beautiful antique cocktail ring, created in America during the
Category

Vintage 1930s American Art Deco Cocktail Rings

Materials

Emerald, White Diamond, Diamond, Platinum

Three-Stone Engagement Ring Tri-Color Platinum 18 Karat Yellow and 18 Karat Gold
By Rock N Gold Creations
Located in Rancho Santa Fe, CA
. Brand new semi-mounting engagement ring by Rock N Gold Creations. The semi-mount ring is comprised of
Category

2010s American Contemporary Engagement Rings

Materials

Rose Gold, Yellow Gold, Platinum, 18k Gold

Wedderien 1928 Art Deco Carved Jade Clip Platinum 12.51 Cts Diamonds & Sapphires
Located in Miami, FL
. Sapphire: Mount in the center in four prongs, with a semi oval double cabochon cut (10 x 11 x 5.5 mm) of a
Category

Vintage 1920s American Art Deco Brooches

Materials

Star Sapphire, Blue Sapphire, Sapphire, Jade, White Diamond, Diamond, Pl...

GIA-Certified Type A Jadeite Jade Crane & Deer Pendant with Platinum Diamond Top
By Eytan Brandes
Located in Sherman Oaks, CA
Brandes cleverly converted an old (circa 1930) platinum and diamond wedding bale to create the pendant's
Category

2010s North American Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Jade, Gold, 14k Gold, White Gold, Platinum

4.5 Carat Diamond "Mad Heart" Pendant in Platinum with Silver Akoya Pearls
Located in Sherman Oaks, CA
milady accidentally puncturing herself with those pointy platinum stems! We purchased this brooch many
Category

Late 20th Century North American Contemporary Pendant Necklaces

Materials

Cultured Pearl, Pearl, White Diamond, Diamond, Platinum, White Gold, 14k...

Carved Black Chalcedony Sculpture & Diamond 18kt Pendant, Enhancer, & Brooch
By Robert Guyon
Located in Logan, UT
nestled perfectly into the carving. The hand-fabricated 18kt and platinum mounting allows this piece to
Category

21st Century and Contemporary American Contemporary Brooches

Materials

Chalcedony, Diamond, 18k Gold, Platinum

Art Deco 3.30 Carat Diamond and Onyx Ring, circa 1920s
Located in London, GB
beautifully. The onyx is also rub over set within a platinum mount. The shank is also made of platinum. The
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Onyx, Platinum

GIA Certified 2.5 Carat Oval Cut Tsavorite and Diamond Overpass Crossover Ring
Located in Miami, FL
GIA Certified Green 2.50 Carat Tzavorite and Diamond Overpass 18K Gold and Platinum Ring. Signed by
Category

Late 20th Century North American Retro Cocktail Rings

Materials

Tsavorite, Diamond, Platinum, Yellow Gold, 18k Gold

Verger Freres 1901 Spaulding & Co Edwardian Watch-Pendant Guilloche 18Kt Diamond
Located in Miami, FL
oval painting is accented around by a platinum frame, which is mount with 36 Old French rose cut
Category

Antique Early 1900s French Edwardian More Jewelry

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

French 1900 Edwardian Natural Pearls Necklace In 18Kt Gold With Diamonds & Ruby
Located in Miami, FL
and topped with a layer of platinum for the setting of the diamonds. The settings are finished with
Category

Antique Early 1900s French Edwardian Beaded Necklaces

Materials

Ruby, Natural Pearl, Pearl, White Diamond, Diamond, Platinum, Yellow Gol...

Edwardian 1910 Natural Pearls Necklace In 18Kt Gold With Diamonds And Sapphires
Located in Miami, FL
18 karats and topped with platinum for the gemstones settings. The settings are finished with
Category

Vintage 1910s English Edwardian Beaded Necklaces

Materials

Sapphire, Blue Sapphire, Natural Pearl, Pearl, White Diamond, Diamond, P...

French Edwardian 1905 Chain In 18Kt Gold With Guilloche Blue Enamel and Pearls
Located in Miami, FL
with fifty-nine gray pearls. It is fitted with security lock. Pearl: Mounted, with 57 semi round gray
Category

Antique Early 1900s French Edwardian Chain Necklaces

Materials

Pearl, Natural Pearl, Gold, 18k Gold, Yellow Gold, Enamel

French Edwardian 1900-1905 Pearls Chain In 18Kt Gold With Guilloche Blue Enamel
Located in Miami, FL
with fifty-four gray pearls. It is fitted with security lock. Pearl: Mounted, with 54 semi round gray
Category

Antique Early 1900s French Edwardian Link Necklaces

Materials

Pearl, Natural Pearl, Gold, 18k Gold, Yellow Gold, Enamel

GIA Certified 3.46 Carat Fancy Yellow and Diamond Ring
Located in Delray Beach, FL
18K yellow gold, it features an impressive double halo semi mount with (26) twenty-six white round
Category

2010s Unknown Modern Fashion Rings

Materials

Diamond, Yellow Diamond, 18k Gold, Yellow Gold

Art Deco 3.82ct Sapphire and Diamond Cluster Ring, circa 1930s
Located in London, GB
is Cabochon cut and mounted in platinum. Decorative metal work features at the top and bottom of the
Category

Vintage 1920s Unknown Art Deco Cluster Rings

Materials

Diamond, Sapphire, 18k Gold

David Webb 18K Yellow Gold Double Head Pantheres in Black Enamel Bracelet
By David Webb
Located in New York, NY
and spots, mounted in 18k gold and platinum, wrist size 6.25 inches. A skilled jeweler as well as an
Category

20th Century American Modern Bangles

Materials

Diamond, 18k Gold, Yellow Gold, Enamel

Long Dangling Diamond Teardrop White Gold Earrings by Odelia
By Odelia
Located in Miami Beach, FL
brand was born! Odelia is a full jewelry line featuring bridal and fashion jewelry; semi-mounts, bands
Category

21st Century and Contemporary American Dangle Earrings

Materials

Diamond, 18k Gold, White Gold

Art Deco 1920 Mughal Tutti Frutti Necklace Silver 303.69 Cts Gemstone And Pearls
Located in Miami, FL
French platinum and diamond mountings. The style became extremely popular during the 1920's, but it
Category

Vintage 1920s English Art Deco Beaded Necklaces

Materials

Fluorite, Tourmaline, Blue Sapphire, Pearl, Onyx, Silver, Yellow Gold, 1...

Art Deco Ruby Diamond Platinum Cocktail Ring
Located in London, GB
-cut diamond separating two rows of three calibre-cut rubies set in raised semi-circular mounts to
Category

Early 20th Century British Art Deco Cocktail Rings

Materials

Diamond, Ruby, Platinum

Platinum Pear Shaped Diamond Semi Mount
By Michael Barin
Located in Carmel by the Sea, CA
price here reflects the platinum semi-mount only. Please contact us so that we can assist you with
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, White Diamond, Platinum

Tacori Diamond Semi Mount Ring in Platinum
By Tacori
Located in Vienna, VA
Tacori Semi Mount Ring w/Diamonds and a CZ Center in Platinum Tacori Semi Mount Ring .950 Platinum
Category

21st Century and Contemporary More Rings

Materials

Diamond, Platinum

Martin Flyer Semi Mount Diamond Ring in Platinum
By Martin Flyer
Located in Vienna, VA
Martin Flyer Semi Mount Diamond Ring in Platinum Martin Flyer Semi Mount Ring Platinum Accent
Category

21st Century and Contemporary More Rings

Materials

Diamond, Platinum

Scott Kay Diamond Halo Semi Mount Ring in 19K and Platinum
By Scott Kay
Located in Vienna, VA
Scott Kay Diamond Halo Semi Mount Ring in 19K/Platinum Scott Kay Diamond Semi Mount Ring 19K White
Category

21st Century and Contemporary More Rings

Materials

Diamond, Platinum, 18k Gold

Diamond Platinum Engagement Ring
By Michael Barin
Located in Carmel by the Sea, CA
elegant and stunning. Please note, our price here reflects the platinum semi-mount only. Please
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

White Diamond, Platinum

Halo Diamond Platinum Engagement Ring
By Michael Barin
Located in Carmel by the Sea, CA
remain forever without boundaries. Please note, our price here reflects the platinum semi-mount only
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

White Diamond, Platinum

Edwardian Diamond Sapphire and Platinum Ring
Located in Melbourne, Victoria
early Brilliant cut diamond and surrounded with an oval of diamonds within a very fine platinum mount
Category

Vintage 1910s Unknown Edwardian Cluster Rings

Materials

Diamond, Sapphire, Platinum

Platinum Art Deco Ring with Certified Pearl and Diamonds, circa 1920
Located in Antwerp, BE
Period: ca. 1920 Material: platinum Diamond(s): 12 single brilliant cut diamonds (also called 8/8
Category

Vintage 1920s Belgian Art Deco Engagement Rings

Materials

Diamond, White Diamond, Pearl, Platinum

Estate Platinum Art Deco 4.30 Carat Diamond Tennis Bracelet from the 1950s
Located in Antwerp, BE
The line of 38 semi-modern brilliant cut diamonds of this platinum estate rivière bracelet in Art
Category

Mid-20th Century Unknown Art Deco Tennis Bracelets

Materials

Diamond, White Diamond, Platinum

Certified Heat Treated Natural Ruby 3.19 Carat Diamond Platinum Ring France 1920
Located in Antwerp, BE
. 1920 Material: platinum Diamond(s): 30 old brilliant cut diamonds and single brilliant cut diamonds
Category

Vintage 1920s French Art Deco Engagement Rings

Materials

Diamond, White Diamond, Ruby, Platinum

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Semi Mount Platinum For Sale on 1stDibs

Find the exact piece of semi mount platinum you’re shopping for in the variety available on 1stDibs. Every item for sale was constructed with extraordinary care, often using Platinum, 18k Gold and Gold. Our collection of these items for sale includes 5 vintage editions and 10 modern creations to choose from as well. You’re likely to find the perfect item from our selection of semi mount platinum among the distinctive items we have available, which includes versions made as long ago as the 20th Century as well as those produced as recently as the 21st Century. For this particular piece, are consistently popular carat weights. A choice in our collection of semi mount platinum from Gregory Mikaelian & Sons, Inc., Tacori and Rock N Gold Creations — each of whom created a beautiful version of this treasured accessory — is worth considering. A round cut version of this piece has appeal, but there are also princess cut and uncut versions for sale. When shopping for an object in our assortment of semi mount platinum, you’ll find that there are less available pieces for unisex or men today than there are for women.

How Much is a Semi Mount Platinum?

On average, a piece of semi mount platinum at 1stDibs sells for $2,300, while they’re typically $1,259 on the low end and $9,200 for the highest priced versions of this item.
Questions About Semi Mount Platinum
  • 1stDibs ExpertSeptember 28, 2021
    Semi Mounts are rings purchased without the diamond set into the center of the ring. On 1stDibs, we have a variety of semi-mounts from makers and sellers across the world, constructed with extraordinary care, often using Gold, White Gold and 14k Gold. Find an antique version now, or shop for vintage or modern creations for a more contemporary example of these cherished accessories.
  • 1stDibs ExpertFebruary 22, 2021
    A semi-flush mount is a mount that leaves a small gap between a ceiling and a light fixture. This type of mount produces better ambient light when compared to flush mounts, and therefore is preferred for living spaces.