18 Carat Diamond
Early 2000s American Modern Bracelets
Diamond, Sapphire
Mid-20th Century More Rings
Diamond, Gold, 14k Gold, White Gold
Vintage 1970s American Modern Modern Bracelets
Diamond, Platinum
21st Century and Contemporary American Modern More Necklaces
Diamond, 14k Gold, White Gold
21st Century and Contemporary American Modern More Necklaces
Diamond, 14k Gold, Yellow Gold
20th Century Drop Necklaces
Diamond, Tanzanite, 14k Gold
21st Century and Contemporary French Modern Cluster Rings
White Diamond, Diamond, Platinum, Yellow Gold, 18k Gold, Gold
2010s Italian Modern Link Necklaces
Diamond, White Diamond, 18k Gold, White Gold
Early 2000s American Modern Solitaire Rings
Tourmaline, 14k Gold
21st Century and Contemporary American Modern Fashion Rings
Diamond, 14k Gold, White Gold
2010s Stud Earrings
Diamond, 14k Gold, White Gold
Early 2000s Turkish Modern Fashion Rings
Diamond, Sapphire, White Gold
20th Century French More Bracelets
Diamond, White Gold
Vintage 1920s Engagement Rings
Diamond, 18k Gold, White Gold
2010s American Contemporary Pendant Necklaces
Diamond, 14k Gold, Yellow Gold
2010s American Contemporary Drop Earrings
Diamond, White Gold
2010s American Contemporary Pendant Necklaces
Diamond, 18k Gold, Rose Gold
2010s British Modern Engagement Rings
Aquamarine, White Diamond, Diamond, Gold, White Gold, 18k Gold
21st Century and Contemporary Modern Dangle Earrings
Emerald, 18k Gold
Vintage 1960s Contemporary Link Bracelets
Diamond, Sapphire, 18k Gold, White Gold
2010s British Modern Engagement Rings
Blue Topaz, Diamond, Topaz, White Diamond, Gold, White Gold, 18k Gold
2010s American Modern Pendant Necklaces
Diamond, 14k Gold, Yellow Gold
2010s American Contemporary Fashion Rings
Diamond, Pearl, White Gold
2010s British Modern Stud Earrings
Diamond, White Diamond, Emerald, Gold, 18k Gold, White Gold
2010s Contemporary Stud Earrings
Diamond, White Gold
2010s American Contemporary Drop Earrings
Amethyst, Diamond, Pearl, White Gold
2010s American Contemporary Drop Earrings
Diamond, White Gold
2010s British Modern Engagement Rings
Tanzanite, White Diamond, Diamond, Gold, White Gold, 18k Gold
2010s American Contemporary More Earrings
Diamond, White Gold
2010s Contemporary Stud Earrings
Diamond, 18k Gold, White Gold
2010s Contemporary Stud Earrings
Diamond, 18k Gold, White Gold
2010s Contemporary Drop Earrings
Diamond, South Sea Pearl, Sapphire, White Gold
2010s Contemporary Stud Earrings
Diamond, 18k Gold, White Gold
2010s British Modern Link Necklaces
White Diamond, Diamond, 18k Gold, White Gold
2010s American Contemporary Hoop Earrings
Diamond, White Gold
2010s British Modern Pendant Necklaces
White Diamond, Black Diamond, 18k Gold, White Gold
2010s American Contemporary Hoop Earrings
Diamond, White Gold
2010s American Contemporary Fashion Rings
Diamond, White Gold
21st Century and Contemporary American Contemporary Tennis Bracelets
Diamond, 18k Gold, White Gold
2010s Contemporary Stud Earrings
Diamond, White Gold
2010s Contemporary Stud Earrings
Diamond, White Gold
2010s American Contemporary Multi-Strand Necklaces
Diamond, White Gold
2010s Contemporary Stud Earrings
Diamond, White Gold
2010s Contemporary Pendant Necklaces
Diamond, Pearl, White Gold
2010s Contemporary Dangle Earrings
Diamond, White Gold
2010s British Modern Tennis Bracelets
Diamond, White Diamond, Gold, 18k Gold, Rose Gold, White Gold, Yellow Gold
2010s British Modern Drop Earrings
White Diamond, Diamond, 18k Gold, Yellow Gold, Gold, White Gold
2010s Contemporary Stud Earrings
Diamond, 18k Gold, White Gold
2010s American Contemporary Tennis Bracelets
Diamond, White Gold
2010s British Modern Engagement Rings
Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...
2010s British Modern Engagement Rings
Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...
2010s British Modern Engagement Rings
Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...
2010s Contemporary Stud Earrings
Diamond, White Gold, 18k Gold
2010s Contemporary Stud Earrings
Diamond, 18k Gold, White Gold
2010s Contemporary Stud Earrings
Diamond, 18k Gold, White Gold
Early 2000s Contemporary Link Bracelets
Diamond, 18k Gold, Yellow Gold
2010s Contemporary Stud Earrings
Diamond, 18k Gold, White Gold
2010s British Modern Engagement Rings
Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...
2010s Contemporary Drop Earrings
Diamond, White Gold
2010s American Contemporary Bangles
Diamond, White Gold
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18 Carat Diamond For Sale on 1stDibs
How Much is a 18 Carat Diamond?
- 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 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.
- 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.
- 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 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 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.
- 1stDibs ExpertOctober 12, 2021A 1-carat yellow diamond can cost anywhere from $6,500 to $8,500 depending on its quality. At roughly $3,500 per carat, a fancy light-yellow diamond is a good buy. The next level up is fancy yellow diamonds, which cost between $4,500 and $5,000 per carat. Shop a range of yellow diamond jewelry on 1stDibs today.
- 1stDibs ExpertApril 5, 2022The term 1-carat diamond earrings means a pair of earrings set with diamond gemstones that have a total weight of 200 milligrams. Depending on the design, each earring may hold one diamond or several smaller gems. You'll find a variety of diamond gemstone earrings on 1stDibs.