Diamond Weight: 12 Round Brilliants. Diamond Quality: VS clarity, G color.9.19 x 7.62mm. Markings: S4.055 D1.601 Pt900. Authenticity is guaranteed for every item we sell. We are buyers and sellers of. Pre-owned Designer Jewelry, Fine Jewelry, Watches and Diamonds. We have been in business for over 30 years and have excellent experience in the jewelry and watch markets. We are located at 1230 Prospect Street, La Jolla, California 92037. We will get back to you promptly. Please check our other items listed, more coming daily! The item "Natural Oval Shaped Star Sapphire and Diamond Ring 5.65 ctw in Platinum HM1579" is in sale since Wednesday, October 28, 2015. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Rings\Gemstone". The seller is "lajollagems" and is located in La Jolla, California. This item can be shipped worldwide.