METAL: Sterling Silver. MEASUREMENTS: Ring size - 5 1/2, ring is 4mm wide. Earrings are 13mm x 13mm. Earrings show tarnish, need cleaning. Retail is $150 each. MARKED: Tiffany & Co, 925. WEIGHT: 7.2 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancement, unless stated otherwise.