Gorgeous 100% authentic top quality Tahitian black pearl and diamond ring 14K solid white gold
Pearl: 100% authentic top quality A grade (Please refer to the below A-D pearl grading system for details.) Tahitian black pearl Pearl shape: round Pearl measurement: approx. 8-9mm in diameter Luster: high Color: All natural black with green overtone (not dyed or treated) Nacre: greater than 0.8mm required by Tahiti law Metal: 14K solid white gold at 1.30 grams Stone: 4 genuine G-H/SI diamonds at 0.025 carat total Size: 7 (Other sizes available for a small re-sizing fee.)
The A-D Pearl Grading System (The Tahitian Pearl System)
A: Highest-quality pearl, very high luster and only minor imperfections over less than 10% of its surface. B: High or medium luster. Surface may have some visible imperfections over no more than 30% of its surface area. C: Medium luster with surface defects over not more than 60% of the surface area. D: May have many slight defects over 60% of surface or deep defects over no more than 60% of surface.
Note 1: Some sellers use AAA, AA, A grading system which is used more commonly on fresh water and Akoya pearls. It is not a typical grading system for Tahitian and South Sea pearls.