Questions & Answers
Our trusted network of 1stDibs sellers answer common questions
How many carats is a 7mm Sapphire?
1 Answer

A standard size of a round sapphire is 6mm which is approximately one carat, making 7mm sapphires just slightly larger than a carat. Because sapphires are heavier than diamonds, a one carat sapphire is slightly smaller than a one carat diamond.
1stDibs ExpertFebruary 22, 2021
Related Questions
- What is a Ceylon sapphire?1 Answer
- What is a green sapphire?1 Answer
- What is a golden sapphire?1 Answer
- What is an unheated sapphire?1 Answer
- What is Silver Sapphire?1 Answer
Shop for 7 Carat Oval Sapphire on 1stDibs
GIA 7 Carat Burma Pink Oval Sapphire and White Oval Diamond Ring in Platinum
Located in Los Angeles, CA
Gorgeous bright pink 7.10 ct. Burma sapphire oval with 1.41 ct. EF SI white diamond ovals
Category
21st Century and Contemporary Three-Stone Rings
Materials
Diamond, Sapphire, Platinum
New African 5.20 Carat Oval & Diamond Cut Blue Sapphire Sterling Ring Size 7
Located in Eagan, MN
stone is 5.20 carats and measures 12.x 9.8 mm. It is surrounded by diamond cut blue sapphire stones and
Category
2010s Unknown Art Deco Cocktail Rings
Materials
Sapphire, Blue Sapphire, Silver, Sterling Silver
$195 Sale Price
35% Off
Free Shipping
White Gold Sapphire Diamond Link Bracelet 7" - 14k Oval 4.27ctw
Located in Greensboro, NC
Metal Content: 14k White Gold
Stone Information
Natural Sapphires
Treatment: Heating
Carat(s
Category
21st Century and Contemporary Link Bracelets
Materials
Diamond, Sapphire, 14k Gold, White Gold
GIA Certified Untreated 7 Carat Ceylon Sapphire and Diamond Ring
Located in Chicago, IL
contrast, and elegance.
✨ Center Stone:
Natural Sapphire, approx. ___ carats (insert exact weight
Category
2010s American Contemporary Three-Stone Rings
Materials
Diamond, Sapphire, Platinum
$76,000 Sale Price
20% Off
Free Shipping
31.46 Carat Multi Color Oval Sapphire & Round Diamond Bracelet
Located in New York, NY
• 18KT White Gold
• 7” Long
• 31.46 Carats
• Number of Oval Sapphires: 13
• Carat Weight: 27.46ctw
Category
2010s American Modern Modern Bracelets
Materials
Diamond, Sapphire, Blue Sapphire, Pink Sapphire, Yellow Sapphire, Purple...
New African 2.9 Carat Deep Blue Sapphire & White Sapphire Sterling Ring Size 7
Located in Eagan, MN
The ring is a size 7 and has just a beautiful and brilliant sapphire stone. The stone is from
Category
2010s Unknown Art Deco Cocktail Rings
Materials
Sapphire, Blue Sapphire, Silver, Sterling Silver
$175 Sale Price
41% Off
Free Shipping