Seiko R0234, 18mm brown cowhide leather strap

New Seiko brown cowhide leather strap.

18mm at lugs tapers to 16mm at the buckle. Not suitable for vintage Seiko buckles as those are 15mm wide. 

It's 3mm thick with side stitching. 

It's made for Japan's humid summers. It's water repellent, antibacterial and deodorizing. 

It is soft, comfortable to wear.