Sterling silverPolished finishApproximately 13mm diameter. The Larimar stone has a 9mm diameterEach Larimar stone is truly unique. No 2 are exactly alikeRound Large Larimar Studs$140.00PriceQuantity*Add to CartReturn Policy30 day return or exchange of brand new, unworn purchases. Excluding custom orders and sale pieces. Care InstructionsEach sterling silver purchase comes with an easy-to-follow care card and polishing cloth.