Very Nice piece.  The Buffalo measures approx. 1" (25mm) by 1 3/8" (35mm). The triple bands measures approx. 3/4". 

It will fit most wrist of any size.

It is fully hallmarked, has been tested, and verified weighing in at 43.1 grams. There are no problems.  This item is pre-owned and there will be ordinary and normal use marks.  Comes from a clean, smoke-free home.

SP24-661X-SMX