silver-tone and gold-tone 18K yellow gold 18K white gold prong.set cushion-cut aquamarine totalling 4.0 carats 1.38 long 0.75 wide Your purchase will arrive with a gift box. Normal everyday use and external agents may reduce the lustre of gemstones and gold surfaces. To maintain, use specific, non-abrasive products specially meant for cleaning jewellery. Condition: EXCELLENT. This previously owned item is in near-perfect condition with no signs of damage or use.