This ring is a size 6 1/2 (USA); It may not be resized Markings: Not Marked (Tested & guaranteed to be Sterling Silver) This ring weighs 12.6 Grams The Stone/Design is Orange, Blue, Yellow Turquoise, Coral Cobblestone Inlay Natural, Industry Standard Treatment If Any 13.3×10.1mm (center gem) The condition of this ring is Estate, Very Good, Slight Patina Stock# R2810Mar Thank you for viewing my item! Favorite the store to get updates when items go on sale! Thank you for viewing my item! Please follow me & favorite my store for a discount.