5.76 Carat Genuine Blue Topaz, Chrome Diopside & Garnet .925 Sterling Silver RingSpecifications: Birthstone Month: December Finish: Rhodium Plated Gemstone Wt: 5. 76 ctw Gender: Women Gross Wt: 8. 30 Height: 8. 13 MM Length: 24. 38 MM Metal: . 925 Sterling Silver Metal Stamp: 925 Primary Stone Color: Blue Stone 1: Blue Topaz Stone 1 Carat: 4. 00 ctw Stone 1 Creation Method: Natural Stone 1 Quantity: 1 Stone 1 Shape: Round Stone 1 Size: 10. 00mm Stone 1 Treatment Method: Irradiated Stone 2: Chrome Diopside Stone 2 Carat: 1. 12 ctw