Original Seiko 4R35-01B0 / SRP861J1 / L0FS011J0 Leather Black 17mm watch strapThis watch strap from Seiko fits on the watch model 4R35-01B0 / SRP861J1 / L0FS011J0. Please click on Alternatives to view all alternative straps. The lug width of this watch strap is 17mm, the widest part of the strap has a width of 17mm. This watch strap has a straight end. This means that this watch strap will also fit on other watch models (from the same brand but also other brands), provided that the width of the strap is the same and the original strap also has a straight end. Please read the Product features for more information about this strap.