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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
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Shop for 7 Carat Oval Sapphire on 1stDibs
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
$210 Sale Price
30% 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
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
$180 Sale Price
40% Off
Free Shipping
8Ct Natural Oval Blue Sapphire Tennis Bracelet 14 Karat Yellow Gold, 7 Inch Long
Located in New York, NY
Natural Oval Blue Sapphire Tennis Bracelet 14 Karat White Gold, 7 Inch Long
This exceptionally
Category
2010s Tennis Bracelets
Materials
Diamond, Blue Sapphire, 14k Gold, Yellow Gold
French Art Deco 1925s 7 Carats Sapphire Diamonds Platinum Ring
Located in Poitiers, FR
openworked with arabesques.
Weight of the sapphire : 7 carats approximately.
Total weight of the diamonds
Category
Vintage 1920s French Art Deco Engagement Rings
Materials
Blue Sapphire, Sapphire, White Diamond, Diamond, Platinum