Charming Antique Brass Friendship Ring, Promise Ring with Natural Hawiian Salmon Pink Coral Zircons sz. 6.5 Testing - ET 18 Electronic Gold Tester - The Acid (strong peroxide) Did not uncover any Plating or Gold Tone. Diamond Tester - The large stone didd not test out as a Gemstone. Conclusion - Coral - Hawiian Salmon Pink Coral The Smaller ones checked out as Gemstones - Zircons Magnet - Non-Magnetic. Acid Scratch Test - Brass Silver Cleaner - Cleaned Nicely. Brass Unstamped Undergoing above test you can reasonably tell that these rings are of Good Quality. 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 at no charge. ITEMSDG Measurements - Face Measurements 3/4 inches Tall. Tip of Finger to Wrist 1/2 inches Wide. 1/4 inches Deep. Size 6.5 to 7 USA, 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 ) 196089 92 4180 3 points