Fluco 20mm Black Silicone Rubber Grey-Stitch Watch Strap Imported Made in Germany by Fluco, a company founded in 1952 High quality silicone rubber embossed with a Tropic-style pinhole pattern Piece length 75mm / 120mm excluding buckle Fitted with an 18mm polished stainless steel buckle; gold buckle available on request To determine your strap size, measure the distance (in millimeters) between the lugs of your watch