Omega Speedmaster Mk40 "Ben Clymer" – Special Dial
Omega Speedmaster Day Date 3520.53 MK40 Papers 1999 for $4,305 for sale from a Trusted Seller on Chrono24
Slight Differences in Omega Speedmaster MK40 triple day date | Omega Forums
Omega Speedmaster Reference 3520.53.00, A Stainless Steel Automatic Wristwatch With Chronograph, Day, Date, Week And Dual Time Zones, Circa 2000 Available For Immediate Sale At Sotheby's