This item features genuine freshwater cultured pearls. Pearl Information:Pearl Type: Freshwater cultured pearls. Size: Biwa pearls are 10X25MM. Nugget pearls are 9-10MM. Body Color: White and creamy white. Overtone: Creamy/Pink. Luster: Medium to High. Surface: Slightly Blemished. Nacre Thickness: Thick. Matching: Good Match. Origin: China. Length: Hand knotted. 21.5 Inches Long. Clasp: 14K Yellow Gold. Fishhook safety clasp and gold beads.
For cultured pearls, we use cultured pearl value factor standards provided by Gemological Institute of America (GIA) and The Guide for Grading Akoya Cultured Pearls by Gemworld International, Inc. We use G.I.A. Gem Pearl Master Comparison Set to actually compare with the pearls we grade. The G.I.A. Gem Pearl Master Comparison Set is developed by Gemworld International, Inc. and International Cultured Pearls of The Orient, Inc. for G.I.A. and exclusively provided by G.I.A.
For Tahitian pearls, we use The Guide for Grading Tahitian pearls provided by the Tahitian Government.