3 Carat Marquise
21st Century and Contemporary Art Nouveau Pendant Necklaces
Diamond, Pink Diamond, Gold, 18k Gold, Rose Gold, White Gold
2010s American Engagement Rings
Diamond, 14k Gold, White Gold
2010s Unknown Contemporary Stud Earrings
Diamond, 14k Gold, White Gold
21st Century and Contemporary Indian Modern Bridal Rings
Diamond, 18k Gold, White Gold
21st Century and Contemporary Indian Modern Bridal Rings
Diamond, White Gold, 14k Gold
21st Century and Contemporary American Contemporary Cocktail Rings
Diamond, Platinum
2010s American Modern Bridal Rings
White Diamond, 14k Gold
21st Century and Contemporary Art Deco Cocktail Rings
Diamond, Yellow Diamond, Gold, 18k Gold, Yellow Gold
21st Century and Contemporary Art Deco Cocktail Rings
Diamond, Yellow Diamond, Gold, 18k Gold, Yellow Gold
21st Century and Contemporary Art Deco Cocktail Rings
Diamond, Yellow Diamond, Gold, 18k Gold, Yellow Gold
21st Century and Contemporary Art Deco Cocktail Rings
Diamond, Yellow Diamond, Gold, 18k Gold, Yellow Gold
2010s Italian Modern Choker Necklaces
Aquamarine, White Diamond, Gold, 18k Gold, White Gold
21st Century and Contemporary Indian Art Deco Stud Earrings
Diamond, White Diamond, Gold, 14k Gold, White Gold
2010s Engagement Rings
Diamond, Gold, 14k Gold, 18k Gold, White Gold, Yellow Gold
21st Century and Contemporary American More Necklaces
Diamond, Rose Gold
21st Century and Contemporary American More Necklaces
Diamond, Yellow Gold
21st Century and Contemporary American More Necklaces
Diamond, White Gold
21st Century and Contemporary Indian Modern Stud Earrings
Diamond, White Diamond, 14k Gold, Yellow Gold
21st Century and Contemporary American Modern Three-Stone Rings
Diamond, Ruby, Platinum
21st Century and Contemporary Modern Loose Gemstones
Diamond, White Diamond, Black Diamond
21st Century and Contemporary Brazilian Art Deco Loose Gemstones
Tourmaline
2010s North American Modern Drop Earrings
Diamond, 18k Gold, White Gold
21st Century and Contemporary Indian Contemporary Link Necklaces
Diamond, White Diamond, 14k Gold, White Gold
21st Century and Contemporary Indian Modern Stud Earrings
Diamond, 18k Gold, Yellow Gold
2010s American Contemporary Fashion Rings
Ruby, Platinum
20th Century Lever-Back Earrings
Diamond, Platinum
2010s European Engagement Rings
Diamond, 14k Gold
21st Century and Contemporary American Engagement Rings
Diamond, Platinum
21st Century and Contemporary American Retro Cocktail Rings
White Diamond, Diamond, Silver, 18k Gold, Sterling Silver, Rose Gold
2010s American Contemporary Band Rings
Diamond, Yellow Gold
2010s American Contemporary Band Rings
Diamond, Yellow Gold
2010s American Contemporary Band Rings
Diamond, Yellow Gold
2010s American Contemporary Band Rings
Diamond, Yellow Gold
21st Century and Contemporary Brazilian Art Deco Loose Gemstones
Tourmaline
21st Century and Contemporary Pendant Necklaces
Moonstone, Diamond, Gold, 14k Gold, White Gold
2010s Solitaire Rings
Diamond, 14k Gold
21st Century and Contemporary Brazilian Art Deco Loose Gemstones
Tourmaline
Antique Early 1900s British Edwardian Cluster Rings
Diamond, 18k Gold
2010s Three-Stone Rings
Diamond, White Diamond, 18k Gold, White Gold
Mid-20th Century Cocktail Rings
Diamond, Peridot, 14k Gold, White Gold, Gold
2010s American Engagement Rings
Diamond, Platinum
21st Century and Contemporary American Contemporary Drop Earrings
Diamond, White Diamond, 18k Gold, White Gold
21st Century and Contemporary American Contemporary Drop Earrings
Diamond, White Diamond, 18k Gold, White Gold
Vintage 1980s Cocktail Rings
Diamond, Gold, 18k Gold, Yellow Gold, Platinum
21st Century and Contemporary Indian Modern Engagement Rings
White Diamond, Diamond, White Gold, 14k Gold, Yellow Gold
21st Century and Contemporary American Contemporary Engagement Rings
Diamond, Blue Sapphire, 14k Gold, White Gold
21st Century and Contemporary Thai Modern Solitaire Rings
Diamond, 18k Gold, Rose Gold, White Gold, Yellow Gold
21st Century and Contemporary Thai Modern Solitaire Rings
Diamond, 18k Gold, Rose Gold, White Gold, Yellow Gold
21st Century and Contemporary Thai Modern Solitaire Rings
Diamond, White Gold, Yellow Gold, 14k Gold, Rose Gold
21st Century and Contemporary Thai Modern Solitaire Rings
Diamond, 14k Gold, Rose Gold, White Gold, Yellow Gold
21st Century and Contemporary American Band Rings
Diamond, Platinum
Vintage 1950s Link Bracelets
Diamond, White Diamond, Platinum
2010s North American Modern Pendant Necklaces
Diamond, Platinum
21st Century and Contemporary American Pendant Necklaces
Diamond, White Gold
2010s American Engagement Rings
Diamond, 18k Gold, Yellow Gold
Vintage 1950s French Cocktail Rings
Aquamarine, Diamond, 18k Gold, White Gold
2010s Italian Engagement Rings
Amethyst, Rhodolite, Gold, 18k Gold
Early 20th Century Austrian Art Deco Cluster Rings
Diamond, Gold, White Gold, 14k Gold
21st Century and Contemporary American Retro Cocktail Rings
Citrine, Gold, Yellow Gold, 18k Gold
21st Century and Contemporary American Band Rings
Diamond, Platinum
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3 Carat Marquise For Sale on 1stDibs
How Much is a 3 Carat Marquise?
- What is a 3 carat diamond worth?1 Answer1stDibs ExpertSeptember 28, 2021A 3-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 3-carat diamond could cost you between $7,200 to $51,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 3-carat diamond jewelry today.
- How large is a 3-carat diamond?1 Answer1stDibs ExpertFebruary 27, 2024In terms of dimensions, how large a 3-carat diamond is varies. The shape of the diamond will determine its length and width. Weighing 600 milligrams, diamonds that are 3 carats are generally considered to be large stones. On 1stDibs, shop a large collection of diamond jewelry from some of the world's top dealers.
- 1stDibs ExpertFebruary 13, 2023Whether a 3-carat diamond is considered big is largely a matter of personal opinion. The average diamond is 1 to 2 carats in size. On 1stDibs, shop a selection of diamond jewelry.