It will fit the Rolex watch which has 20mm lugs. Submariner & GMT Bezel & Insert kit. 17MM 18MM 19MM 20MM 21MM 22MM 23MM 24MM 26MM. Width at Buckle: 20mm. Width at Lugs: 20mm. It is made of 316L stainless steel and is interchangeable with the original clasp.
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