Eulit Panama 20mm Grey Perlon Watch Strap Importado Made in Germany by EULIT, a company founded in 1924 1.3mm high quality, tightly woven summer weight Perlon 235mm (9-1/4") long, excluding buckle Fitted with an adjustable 20mm polished steel buckle To determine your strap size, measure the distance (in millimeters) between the lugs of your watch