The item for sale is a brand new strap. It is made of the finest top quality calf leather with deployment butterfly clasp. It is made for this particular watch OEM quality. It will fit your Baume Mercier watch which has 24mm lugs.This Strap is made of genuine premium high end calf leather in Light Brown color. The strap is waterproof. It has detailed stitching with brown thread and comes with thick 4.5mm padding for comfort and classy look. It will make your watch look very expensive. It will fit your watch with an 8 inch wrist. High polished deployment butterfly clasp is made of 316lLstainless steel and is interchangeable. It will fit watch with 24mm at lugs. Length: Long part: 115mm Short part: 75mm Width of strap: 24/24mm We have no doubt you will be as pleased with this awesome strap.You get complete leather straps with deployment clasp and it comes with 2 spring bar. Other sizes and colors available, they are listed in our store. All Customers Please Read The Following Before Purchasing: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, and assist you with other questions you may have regarding measurement. Many watches appear the same but may be different in case size or year model. This will help to avoid any returns or exchanges. Thank you for your business!We sell only the best quality replacement watch parts and accessories for your watch.Visit our online store for a huge selection of other watch parts.