These are useful on certain old vintage watch bands when a 16mm opening buckle is too tight. This is a 17mm inner opening old stock original unused Genuine Swiss Tropic stainless steel dive watch band buckle. Signed with ACIER on back. Has the distinct sharp notch cut out to hold the tang. Low profile. This 17mm size buckle came on some 22mm connection end size Swiss Tropics. The inner opening where the buckle end of the band attaches 17mm wide. Some thicker bands need a slighter wide buckle opening like this.

This is one of four styles that Tropic dive straps originally came with in the 1960s/70s. We sell all types in the Squinky store. Restore your Authentic Tropic band with the wrong buckle back to being completely original with this buckle or use a Swiss Tropic buckle to give that less expensive tropic type band a better look. 

Need a metal vintage watch bracelet? Squinky lists special vintage watch bracelets here every day. We curate our selection, selecting only the best ones to list, rather than listing thousands of nearly identical bracelets. That makes browsing our Squinky store easier for you. We've narrowed down the choices to only ones that really appeal to collectors. Buy with confidence from a seller with more than 18,000 positive feedbacks on EBAY since 1998 and a member of the NAWCC watch collector's association since 1997.