18K Yellow Gold Nephrite Jade Handmade Bezel Ring, marked: "K18" partial stamp. Nephrite Weight: 10.0 cts. approx.; 1 1/4" x 7/8" approx. Ring Size: 7.5 USA. Weight: 5.9 dwt. Provenance: From a New York City Collection. Keywords: Ring, Jade, Nephrite, South American, Colombian, Jewelry, Fashion, Accessories, Handmade, Adornment, 750