With the maker`s mark - W. An excellent band which is showing no wear, but has. Obviously been used as tiny marks can be seen when. Observed under a powerful lens - see pict ures 1 & 2.
Curved surface, but relatively flat. Never been against another ring - no signs of. I will be polishing it again - it really is looking superb.Being offered at a fraction of new price. Internal diameter:- 18 millimetres. Cross section:- 6 x 2.5 mms. Weight:- 7.6 grams.