4Ct. Orange Cabochon Carnelian Gemstone mounted S925 Sterling Silver Ring Sz7.75 Birthstone - August to September Believed to Represents - warmth, strength, courage and creativity as well as healing properties such as emotional balance and physical health. Mineral Information - Chalcedony, Microcrystdaline quartz group. Chemical Composition -SiO2 Color Flesh- Red to brown-red. Hardness - 6.5 to 7 (Mohs) Specific Gravity- 2.58 to 2.64 Refractive Index 1.530 to 1.539 If you wish to see more Jewelry or China cabinet antique / Vintage Items for all year around gift giving Please feel free to visit our Store use the Item locator at no charge. Measurements Stone 1/2 inch or 12.7 mm Long 3/8 inch or 9.53 mm Wide ( 3.5 Ct. ) Band 1/8 inch or 3.18 mm Wide Band 1/16 Thickness or 1.59 mm Thickness of Band Ring Size 7.75 USA Testing - Diamond Tester - Gemstones Magnet - Non-Magnetic. Acid Scratch Test - S925 Sterling Silver Silver Cleaner - Cleaned Nicely. Silver Stamped - S925 Sterling Silver Please email me with any concerns or a shipping Discount on multiply item orders. Also shipping will be drooped or lessened substantially on orders with 2 or more Different. Item orders. Please examine all the picture as they are the best description of the Item If you are nervous about ordering through Fed-x, UPS, or USPS - Our feed back shows how we take care in packaging our items that we send out. Thank you very much for Looking. And Please Stay Safe. Have a Great Day. Donald :o ) 19 Listed with others in my Store under Jewelry - hard use. 3 points