It is made for IWC watches which has 20mm lugs. 20MM LEATHER STRAP FOR IWC WATCH. 18MM LEATHER WATCH BAND STRAP FOR IWC PILOT PORTUGESE DARK BROWN WATERPROOF. This Strap is made of genuine premium Italian leather with alligator decor, high quality black leather with white thread stitching and thick 4.5mm padding for nice look.
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