Questions & Answers
Our trusted network of 1stDibs sellers answer common questions
What is the value of a 25 carat diamond?
1 Answer
The 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.
1stDibs ExpertSeptember 28, 2021
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Shop for 25 Carat Ring on 1stDibs
7.39 carat Tanzanite, Aquamarine Amethyst and Diamond Ring in Platinum
Located in La Jolla, CA
set in High Polished Platinum setting.
Diamond weight is .25 carats
Ring size is 6.75
Total weight
Category
21st Century and Contemporary North American Cocktail Rings
Materials
Amethyst, Aquamarine, Diamond, Tanzanite, Platinum
.25 Carat Diamond Yellow Gold Engagement Ring
Located in Stamford, CT
Diamond engagement ring. Oval rose cut bezel set diamond in a 20/22k yellow gold setting.
1 oval
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Gold, 22k Gold, Yellow Gold
.25 Carat Diamond White Gold Ring
Located in Bay Harbor Islands, FL
.25 Carat total weight diamond 18 Karat White Gold ring with 19 round cut diamonds.
Metal Type: 18
Category
21st Century and Contemporary Unknown Band Rings
Materials
Diamond, 18k Gold, White Gold
.25 Carat Diamond Platinum Engagement Ring
Located in Hicksville, NY
Details:
Weight: .25 carat
Cut: Old European Brilliant
Color: G
Clarity: VS2
Finger to Top of Stone
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
White Diamond, Platinum
.25 Carat Diamond Platinum 1940's Band Ring
Located in Stamford, CT
Vintage 1940's pieced scroll design .25 carat diamond platinum band ring.
22 round brilliant cut
Category
Mid-20th Century Band Rings
Materials
Diamond, Platinum
25 Carat Aquamarine Ring in Platinum
Located in Houston, TX
25.13 carat step-cut aquamarine ring in a simple basket mounting done in platinum. The ring
Category
Mid-20th Century Unknown Cocktail Rings
Materials
Aquamarine, Platinum
