12 Carat Diamond
2010s Brooches
Diamond, Platinum
Vintage 1940s Unknown More Necklaces
Diamond, Yellow Diamond, Platinum
20th Century American Modern Tennis Bracelets
Diamond, Platinum
Vintage 1970s Link Bracelets
Diamond, Tanzanite, 18k Gold, Yellow Gold
Early 20th Century Stud Earrings
Diamond, South Sea Pearl, 18k Gold
Late 20th Century More Necklaces
Diamond, Pearl, Gold, 18k Gold, White Gold
21st Century and Contemporary Italian Contemporary More Necklaces
White Diamond, Diamond, 18k Gold, White Gold
Early 20th Century American Art Deco Link Bracelets
Diamond, Platinum
21st Century and Contemporary Wedding Rings
Diamond, Gold, 14k Gold, Rose Gold
20th Century French More Bracelets
Diamond, Platinum
21st Century and Contemporary Art Deco Chandelier Earrings
Diamond, Platinum
2010s Unknown Cocktail Rings
Yellow Diamond, Diamond, White Gold, 18k Gold, Gold
21st Century and Contemporary Pendant Necklaces
Diamond, Gold, 18k Gold, White Gold
Mid-20th Century Wrist Watches
Diamond, Ruby, Gold, 14k Gold, Rose Gold
Early 20th Century Engagement Rings
Diamond, Gold, 14k Gold, White Gold
Early 20th Century Brooches
Diamond, Pearl, Gold, 14k Gold, Rose Gold
Mid-20th Century Wrist Watches
Diamond, Pearl, Cultured Pearl, Gold, 14k Gold, Yellow Gold
Late 20th Century More Earrings
Diamond, Gold, 18k Gold, Yellow Gold, Enamel
21st Century and Contemporary Indian Modern Tennis Bracelets
Diamond, 14k Gold, White Gold
21st Century and Contemporary Pendant Necklaces
Diamond, Platinum
Early 20th Century Brooches
Amethyst, Diamond, Pearl, Gold, 18k Gold, Yellow Gold, Silver
Late 20th Century Modern Modern Bracelets
Diamond, White Diamond, Emerald, Ruby, Sapphire, Blue Sapphire, Gold, 18...
20th Century American Modern Brooches
Diamond, 18k Gold, Yellow Gold, Platinum
1990s Portuguese Modern Clip-on Earrings
Diamond, Gold, 18k Gold, White Gold
Vintage 1960s Stud Earrings
Diamond, 18k Gold
Vintage 1920s More Bracelets
Diamond, Sapphire, White Gold
20th Century Drop Necklaces
Diamond, Tanzanite, 18k Gold
Early 2000s American Modern Pendant Necklaces
Diamond, 18k Gold, Yellow Gold, Enamel
Vintage 1930s French Art Deco Anklets
Diamond
20th Century Swiss Artisan Clip-on Earrings
Diamond
21st Century and Contemporary Swiss Modern Brooches
Diamond, Emerald, Gold, 18k Gold, White Gold
2010s Unknown Contemporary Cocktail Rings
Yellow Diamond, Diamond, Platinum, Yellow Gold, 18k Gold
2010s Italian Modern Cocktail Rings
Ruby, White Diamond, Diamond, Platinum
20th Century European Artisan Dangle Earrings
Diamond, Sapphire, Platinum
21st Century and Contemporary Unknown Chandelier Earrings
Diamond, 14k Gold
2010s American Modern Fashion Rings
Diamond, Aquamarine, White Gold, Gold, 14k Gold
21st Century and Contemporary Unknown Artisan Pendant Necklaces
Amethyst, Diamond, Tsavorite, 14k Gold
21st Century and Contemporary Tennis Bracelets
Diamond, 14k Gold, White Gold
21st Century and Contemporary Unknown Modern Pendant Necklaces
Diamond, 14k Gold, Enamel
Vintage 1980s American Contemporary Three-Stone Rings
Jade, Diamond, Yellow Gold, 14k Gold, Gold
Vintage 1930s Art Deco Engagement Rings
Diamond, 18k Gold, White Gold
2010s American Modern Stud Earrings
Diamond, White Diamond, Gold, 14k Gold, Yellow Gold
Vintage 1950s Swiss Wrist Watches
Diamond, Ruby, 14k Gold, Yellow Gold
21st Century and Contemporary American Contemporary Band Rings
Diamond, Emerald, White Diamond, 14k Gold, Yellow Gold
2010s American Modern Cluster Rings
Diamond, Gold, 14k Gold, Yellow Gold
2010s American Contemporary More Earrings
South Sea Pearl, Diamond, White Gold, 18k Gold
2010s Contemporary Clip-on Earrings
Diamond, Platinum
1990s American Bangles
Emerald, White Diamond, Yellow Gold, 18k Gold
2010s Contemporary Drop Earrings
Diamond, 18k Gold, White Gold
2010s American Modern Pendant Necklaces
Diamond, 14k Gold, Yellow Gold
2010s Contemporary Drop Earrings
Diamond, Pearl, 18k Gold, White Gold
2010s Contemporary Drop Necklaces
Diamond, Pearl, White Gold
2010s Contemporary Drop Earrings
Diamond, 18k Gold, White Gold
2010s Contemporary Drop Earrings
Diamond, South Sea Pearl, 18k Gold, Yellow Gold
21st Century and Contemporary American Contemporary Bangles
Diamond, South Sea Pearl, 18k Gold
2010s American Contemporary Drop Earrings
Diamond, Freshwater Pearl, Rose Gold
2010s American Contemporary Bangles
Diamond, Pearl, Cultured Pearl, 18k Gold, White Gold
21st Century and Contemporary Unknown Contemporary Dangle Earrings
Diamond, South Sea Pearl, 18k Gold, Rose Gold
2010s Contemporary Drop Earrings
Diamond, Pearl, 18k Gold, White Gold
2010s Contemporary Cuff Bracelets
Diamond, 18k Gold, White Gold
- 1
- ...
12 Carat Diamond For Sale on 1stDibs
How Much is a 12 Carat Diamond?
- How big is a 12 carat diamond?1 Answer1stDibs ExpertFebruary 22, 2021The size of a 12 carat diamond is dependent on diamond cut. A 12 carat round diamond is roughly 15 mm in size.
- Is there a three-carat diamond?1 Answer1stDibs ExpertApril 5, 2022Yes, there are three-carat diamonds, and you can find them from a number of different jewelers and other retailers. Find an assortment of diamond jewelry from the world’s top sellers on 1stDibs.
- What is a 24-carat diamond?1 Answer1stDibs ExpertMarch 22, 2022A 24-carat diamond is a precious diamond gemstone that weighs 24 carats. One carat weighs 200 milligrams, meaning a 24-carat diamond weighs roughly 4.8 grams. That equates to roughly 0.17 ounces. On 1stDibs, shop a variety of diamond jewelry.
- 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.
- What is 1 carat diamond worth?1 Answer1stDibs ExpertFebruary 22, 2021Depending on the quality, age, and designer, a 1-carat diamond can cost between $1,300 and $16,500.
- What is a 7 carat diamond worth?1 Answer1stDibs ExpertAugust 17, 2021A 7-carat diamond can cost anywhere between $12,000 and $185,000 depending on the quality of the stone. The fewer imperfections, the more expensive the diamond. Some 7-carat diamonds can cost more than $400,000.
- What is a 9 carat diamond worth?1 Answer1stDibs ExpertSeptember 28, 2021A 9-carat diamond’s worth varies depending on the 4Cs of diamond quality — color, cut, clarity and carat. On average, a 9-carat diamond could cost you between $19,000 to $1,000,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 9-carat diamond jewelry from different periods and styles to choose from.
- 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.
- 1stDibs ExpertNovember 6, 2023There is no hard-and-fast rule for how many carats a diamond necklace should be. On average, solitaire diamond necklaces range from 0.5 to 1 carat, but you can find pieces with larger and smaller stones. Tennis chains that feature continuous diamonds set into links usually have much higher total carat weights. For example, one might feature 60 individual diamonds, each 0.20 carats in size, for a total carat weight of 12.0 carats. Shop a wide range of diamond necklaces on 1stDibs.
- 1stDibs ExpertApril 5, 2022A nine-carat diamond is considered rare and holds a premium price. Because of their rarity and size, nine-carat diamonds are a coveted choice for engagement rings. One of the most famous nine-carat diamond rings belongs to actress Kate Hudson, who has a nine-carat emerald cut diamond complemented with tapered baguettes on a platinum band. Shop a selection of diamond jewelry on 1stDibs.
- Is a two-carat diamond rare?1 Answer1stDibs ExpertFebruary 13, 2023Yes, a two-carat diamond is generally rarer than a smaller diamond, especially high-quality two-carat diamonds. When larger diamonds are found in nature, they usually have flaws. And prices per carat don’t increase as weight increases. A three-carat gem can be less valuable than a one-carat stone, for example, if all of the other attributes are of lesser quality in the larger diamond. Shop an assortment of diamond jewelry from some of the world’s top jewelers on 1stDibs.
- What is a 4 carat diamond worth?1 Answer1stDibs ExpertSeptember 28, 2021A 4-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 4-carat diamond could cost you between $8,400 to $71,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 4-carat diamond jewelry.
- What is a 5 carat diamond worth?1 Answer1stDibs ExpertSeptember 28, 2021A 5-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 5-carat diamond could cost you between $9,600 to $67,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 5-carat diamond jewelry.
- What is a 6 carat diamond worth?1 Answer1stDibs ExpertSeptember 28, 2021A 6-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 6-carat diamond could cost you between $15,000 to $80,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 6-carat diamond jewelry.
- 1stDibs ExpertSeptember 28, 2021An 8-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On an average an 8-carat diamond could cost you between $17,500 to $90,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 8-carat diamond jewelry from different periods and styles to choose from.
- 1stDibs ExpertSeptember 28, 2021The minimum value of a 25-carat diamond ranges from $300 to $1,400. The prices change subject to the fluctuation of market factors. The value is defined based on the 4Cs — color, clarity, cut and carat weight. Shop antique, vintage and new diamond jewelry on 1stDibs.
- Is a 1.5-carat diamond too big?1 Answer1stDibs ExpertFebruary 27, 2024Whether a 1.5-carat diamond is too big depends on the type of jewelry in question and your personal preferences. A single stud earring that is 1.5 carats is rather large and would cover the entire earlobe. In terms of rings, a 1.5-carat diamond is larger than average. Find a variety of diamond jewelry on 1stDibs.
- 1stDibs ExpertNovember 8, 2023Whether 1.3-carat diamond earrings are too small is a matter of personal opinion. A pair of earrings with a total carat weight of 1.3 is considered to be medium-sized. The smallest diamond earrings are around 0.25 carats, while the largest are 1.5 carats or more. Explore a wide range of diamond earrings on 1stDibs.
- 1stDibs ExpertNovember 1, 2023Whether two-carat diamond studs are too big is a matter of personal preference. At this size, each earring will be one carat. If you opt for the classic round brilliant cut, the studs will typically measure around 6.5 millimeters in diameter, which is a little more than half the size of a dime. Find a wide range of diamond stud earrings on 1stDibs.
- 1stDibs ExpertNovember 27, 2023Whether half-carat diamond studs are too small is a matter of personal opinion. A pair of diamond studs with a total carat weight of 0.5 usually consists of two 0.25-carat earrings. Many jewelry makers offer studs as small as 0.13 carats, so many people consider half-carat diamond studs to be medium-sized. On 1stDibs, shop a collection of antique and vintage diamond stud earrings.
- 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.