- Brand Name Tiffany & Co TIFFANY & Co. - Model name 1837 Narrow Ring - Size (cm) Size: 13 (13 JP / US 6.5).5 Minimum Width: 0.4 Other sizes: 4.5 g - Accessories Bag - Material Silver 925 About the condition (rank)** N: S: Unused items. Items on display, and items that we judge to be similar. Condition Guide: S: Like new by the store's standards SA: Almost unused, overall clean condition A: Excellent condition AB: Minor signs of use, good condition B: Signs of wear from normal use C: Noticeable scratches, dirt, or signs of use D: Heavily damaged or in need of repair