French Sapphire, Diamond, Cultured Pearl, 18k Yellow Gold Necklace. Featuring one oval-cut sapphire measuring approximately 18.1 x 14.1 x 7.14 mm and weighing approximately 14.80 cts., accented by one hundred and forty-five round brilliant-cut diamonds weighing a total of approximately 5.15 cttw., set in an 18k yellow gold clasp mounting with fold under safety, suspended from ten strands of 3.4 mm cultured pearls, forming a 15 3/4 inch necklace. {Gross Weight: 59.5 dwts} Provenance: From the Estate of M. Okazaki, San Francisco, CA. To be sold to benefit Spark* SF Public Schools for homeless students attending the San Francisco Unified School District (SFUSD). Note: Back of clasp marked with French eagle head.