The item for sale is a brand new genuine leather strap made of the finest high end leather material of highest OEM quality for Omega Seamaster or Speedmaster watch. It will fit your 41mm Omega Seamaster Planet Ocean watch which has 20mm lugs.This Strap is made of Premium grade Italian genuine leather with same color thread stitching and it comes with thick 5mm padding with soft beige nubuck genuine waterproof leather lining on the back of the strap with sweat resistance for long lasting and durability of the strap with extra comfort, nice, classy and expensive look like your original strap. It will fit up to an 8-8 1/2 inch wrist.Deployment buckle clasp is in Shiny/polished and it is also availble in Brushed, Yellow or Rose gold and Black Pvd color and you can email us for us to change it once item is paid . It is made of 316L stainless steel and is interchangeable with your original clasp. Length:Long part: 115mmShort part: 75mmThickness at the Lugs: 5mmThickness at the Buckle: 2.5mmWidth at Lugs: 22mmWidth at Buckle: 22mm. You will get complete sets of genuine leather strap with deployment clasp and it comes with 2 free spring bars.Customers have commented that our straps are the best quality available on online. Available in 18mm, 19mm, 20mm, 22mm, 24mm, in black, blue, orange, tan, brown and dark brown color and they are listed in our store for you to purchase.Be sure to check our detailed measurement guide below or in the photos/images section of the listing to assist you with purchasing the correct parts for your watch. The guide will show you how to measure the lug width opening of your watch using a ruler, how to check your model number.