Nice Art Deco ring with blue-green spinel Made of silver, hallmarked with 830 Ring size c. 17mm The stone(with visible traces of use) measures about 12mm/10mm Weight c. 4,63g In very good pre-owned condition with patina and signs of wear, the stone has visible traces of use-please, see scan The stone has been tested with gemstone tester PGTII-please, see the last photo Gemstones are commonly treated to enhance colour or clarity. This has not been researched for this specific item The accuracy of the displayed colours depends on the hardware and software. Colours may differ slightly from the original product Shipping with DHL(tracked & insured)