Item: Ring Brand: Tiffany & Co. Model Name: Forever Classic Band Series: 4.5 mm (0.18 in) band Category: Men's Material: 18KYellow Gold Weight: 6.38 g Size: Actual size: No. 17.5 (our measurement size) the actual size may differ slightly from each brand's specifications. Ring inner diameter: 18.67 mm (0.74 in) Ring width (maximum): 4.5 mm (0.18 in) Accessories: None Condition: Used item: with only slight signs of use, polished