This Cartier ring is fully made in 18 k yellow gold. It features 1 oval cut sapphires with a total carat weight of 0.50 ct. approx.Excellent condition, 100% authenticity guarantee, comes with original Cartier boxHas a total weight of 9 grams. The actual size is 5.25 Stamped Cartier, with the maker's mark, numbered and dated.