Rolex Sea-Dweller 126600 MK1 "SD43" 50th Anniversary Full Set & Watch Reg Cert
Rolex Sea-Dweller 126600 Mark 1 dial "SD43" 50th Anniversary. Rolex Sea-Dweller Ref: 126600. This watch has the discontinued Mark 1 dial - which states "Swiss Made" as opposed to the Mark 2 dial which is "Swiss [Crown] Made".