The item for sale is a brand new, aftermarket replacement black, soft rubber, diver strap.

It is made for Invicta watch 20427 20431 and will fit your watch which has 26mm lugs.
Made to fit Invicta watch and it will fit the following model # 18552, 16830, 16254, 18543, 6829, 18548, 80582, 8040, 16252, 1395, 16313, 16253, 16248, 12047, 1234, 12051, 12056, 16314, 8020, 8001, 80585, 1396, 12040, 12057 watch which has 24mm at lugs

This Strap is made of Highest Quality PVC Soft Rubber
Lug Size : 26mm
Buckle Size: 24mm
Long Part: 140mm ( 5.6 inch )
Short Part: 80mm ( 3.2 inch )
No logo or markings on the straps.
Make sure you check the lug opening of your watch band width by ruler and if it is 26mm then buy it as Invicta watch models comes in different lug sizes which takes different size of strap in order to avoid return and those too are listed in our store for you to purchase in 22mm and 24mm.
You get complete sets of Rubber strap and it comes with 2 free spring bars.
Customers have commented that our straps are softer and better than the original, the best quality online.
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.
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. We are also an email away to assist with any questions you may have.