Oval-cut natural sapphire ring with a marcasite floral design. Used a few times. Size 14 (Japanese size) The sapphire has inclusions typical of natural stones, but it's a lovely design with a clear blue color. The hallmark is difficult to read, but it says: 925 SILVER - Color: Blue - Material: Silver - Design: Floral design - Size: 14 Thank you for looking. Marcasite Rokuzan Blue Sapphire Le Collier