The item for sale is a brand new soft genuine grain Italian calf leather strap made of the finest Quality in black color made particular for this high end watch . It will fit Breitling Chronomat, Navitmer, Super Ocean, Avenger, Pilot, Bentley, Aerospace, Hercules Colt, Emergency watch which has 22mm lugs.This Strap is made of premium Quality genuine leather of 5mm padding with heavy duty detailed black thread stitching and with genuine waterproof leather lining on the backside of the strap with sweat resistance for long lasting and durability with extra comfort and classy look.It will fit your watch up to an 8-8 1/2 inch wrist, depending on your watch size.Your strap comes with brushed finished pre-v-buckle (screw in type) made of 316L stainless steel.Buckle is interchangeable and you can use deployment buckle too on this strap.Long part: 115mm ( 4.6 inch )Short part: 75mm ( 3 inch ) Short Side Thickness at Lugs: 5mm all the wayLong Side Thickness: 5mm tapers to 3.5mmWidth of Strap at Lugs: 22mm. Width of Strap at buckle: 20mmYou will get complete sets of genuine leather strap in black color with brush buckle and it comes with 2 free spring bars.Be sure to check your watch model number and the lug width opening using the mm side of a ruler and make sure it matches the lug width mentioned in the description of our listing. If it does not, please email us so we can assist you further.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. We are also an email away to assist with any questions you may have. Thank you for your business!