Black Alligator Grain Leather Strap with Stainless Steel Pin BuckleOverview Specifications The alligator grain genuine leather strap, in black, is designed to suit all ERROYL watches with a width of 20mm at the spring bar. Designed to taper to 18mm, it provides a sleek design and comfort for your wrist that will perfectly compliment your watch. Offered with a tang (pin) buckle and a custom engraved buckle it is well suited as a replacement strap or to mix and match strap options from one ERROYL model to the next.