Made from premium quality solid stainless steel with polished and brushed finish. The buckle has polished sides and a brushed top face. Deep etch ZULUDIVER logo for reassurance of quality.There are 6 micro adjustment holes on the buckle for a more tailored fit. The buckle is a suitable replacement for the standard buckles on some of our metal straps as well as the ZULUDIVER 300 and 400 rubber diver's watch straps. Length: Approximately 40mm Material: Solid Stainless Steel Please ensure the watch strap that you are fitting the buckle to is compatible as it is not a pin buckle replacement. If you have any question about this product please contact the team.