A Platinum, Yellow Gold, Natural Pearl and Diamond Ring, Tiffany & Co., containing three natural pearls measuring approximately 5.13-5.26 mm in diameter and 16 old European cut diamonds weighing approximately 0.85 carat total.Stamp: TIFFANY & CO.Accompanied by a Gemological Institute of America pearl identification certificate number 1162657012, dated October 3, 2014, stating Pearls: Natural, Environment: Saltwater, Species: Pinctada, Treatments: No indications of treatment, Shape: Near Round, Bodycolor: White. 3.40 dwts.