An 18 Karat Bicolor Gold, Diamond and Onyx Ring, consisting of an oval onyx plaque with the center and border containing 57 round brilliant cut diamonds weighing approximately 1.75 carats total. Stamp: 18K 1144(partially obscured). 8.75 dwts. Estimate 1,000-1,500 Please contact the jewelry department for any additional information or questions you may have regarding this lot. The ring is an approximate size 8 1/4 on the mandrel. Electronic test indicates yellow gold is 18 karat and white gold is 14 karat. Diamond Characteristics (graded in setting): Color: G-H. Clarity: VS-SI with a few I.