seiko genuine textured brown leather alligator grain, no color, size no size seiko this authentic seiko replacement band works with a variety of timepieces. the brown strap certainly fits the dressy description with its exquisite leather materials, alligator grain pattern, and gloss finish. medium padding ensures comfort while the striking silver tone stainless steel buckle maintains the formal appearance. matching stitching completes the streamline look of this slightly tapered band. regular length strap comes in unisex size 20mm.