Beautiful Ring with African Blue Sapphire Stone Size: 1,5 - 2 mm Ring Face dimensions: 20 x 9 mm Metal: White Gold plated over 925 Sterling Silver Weight: 5,92 grams Ring Size: 56 / Inside diameter 17,8 mm The Ring comes in a gift box. Registered, insured shipping with tracking number and proper packaging. Gemstones are usually treated to improve their color or clarity. This was not investigated in the case of this particular object.