Omega deployant clasp for watch straps which measure 18mm at their clasp end, fully polished finish. Works with 22-18mm, 21-18mm, 20-18mm and 19-18mm straps. Omega part number 94521813 Brand new, perfect condition. Sealed in the original unopened blister pack, still with plastic films applied inside. Located in Birmingham UK, F2F inspection is welcomed. Price including insured shipping worldwide £165 GBP (circa $215) NOW SOLD And in photos borrowed from the net, this part number fitted to a watch strap