The item for sale is a brand new aftermarket replacement heavy duty 17mm solid stainless steel, link. It fit Omega Speedmaster Moon Bracelet 1564/975 or 1564/375, 3210. series, 3211. series, 3220. series, 3221. series, 3212. series, 975, 326.30.40.50.01.001 It will fit the following models #: 1564/975 1564/375 3210 3211 3212 3220 3221, 326.30.40.50.01.001 , 3210.50.00, 3210.51.00, 3210.52.00, 3211.30.00, 321.31.00, 3211.32.00, 3211.50.00, 3212.80.00, 3220.50.00, 3221.30.00, 3222.80.00, 323.10.40.40.02.001, 323.10.40.40.04.001, 323.30.40.40.01.001, 323.30.40.40.02.001, 323.30.40.40.04.001, 323.30.40.40.06.001, 326.30.40.50.01.001.Band #114ST1564,It is OEM quality watch band link and it will match your band and look like original and nobody can tell any difference.Link width:17mmLength: 12mm ( 1/2 inch )MPN: 114ST156.Make sure you check the width, size and thickness of your watch band link you need , even though they look identical to your link there might be difference as there is some variations on Omega watch bands depending on the model number and the year your watch was made. 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. . This will help to avoid any returns or exchanges. We are also an email away to assist with any questions you may have. Thank you for your business! 100% Satisfaction Guarantee!