Black Shell Cordovan leather watch strap for Panerai SW173

* The upper side is made of Shinki Hikaku Shell Cordovan Leather. It’s famous for its firm texture and long-lasting durability.The lining is made of waterproof Alran Chevre Sully leather which is soft and comfortable to wear.* Each one is carefully selected, hand cut, hand-sewn and finished by highly skilled craftsmen. We are very proud of our 100% handmade leather bands. We assure you the best quality by offering two year warranty. But please try your best to avoid water or artificial damage.* Luxury Styling: Total thickness is approximately 4.0mm ~ 5.0mm near spring bar and 2.0mm ~ 2.4mm near holes.Our watch strap lengths are listed below If you prefer a size not listed here, just contact us about it before placing your order and we’ll help you out.5.6 – 6.5 inch wrist (142 – 165mm) = 110/70mm6.6 – 7.5 inch wrist (167 – 190mm) = 120/80mm7.6 – 8.5 inch wrist (192 – 216mm) = 135/85mm