Oscar Heyman Platinum Burma Sapphire & Yellow Diamond Ring Matthew Campbell Laurenza Vintage Carved Nephrite Jade Silver

Vintage Carved Nephrite Jade Silver and Enamel Clock

Antique 15K yellow gold necklace with detachable fitting that can be worn with or without the locket

Classical motif centers

Men's Ring

Collectors Note: Rare complete set combining watch

Oscar Heyman Platinum Burma Sapphire & Yellow Diamond Ring Matthew Campbell Laurenza Vintage Carved Nephrite Jade SilverVintage Oscar Heyman Burma Sapphire & Fancy Yellow Diamond Ring Circa 1947 An extraordinary archival jewel crafted by Oscar Heyman & Brothers, this platinum ring showcases the refined geometry, masterful stone selection, and impeccable craftsmanship for which the house is renowned. At its center rests a square sapphire weighing 1. 43 carats, notable for its saturated color and exceptional clarity. It is complemented by a shield cut sapphire of 0. 25