1982 OMEGA SPEEDMASTER Ref. 176.0012 "Mk 4.5"

The Omega Speedmaster family has a long heritage of different variants and references, this particular reference 176.0012 contains the Omega caliber 1045 which is primarily based on the workhorse Lemania 5100 movement containing an incredible amount of complications. The dial of this chronograph features a day and date complications and contains 3 subdials featuring a 24hr subdial, 60-second subdial, and an hour totalizer. Unlike most chronographs of this era, the minute totalizer is centralized. 

The Omega Speedmaster Mk 4.5 is loved by enthusiasts for it's racing heritage and being extremely transitional. One of the most versatile and wearable watches produced to date, not commonly seen within the marketplace due collectors holding onto them.

This specific 1982 Omega Speedmaster Ref. 176.0012 is the perfect daily driver as it is extremely functional and useful for everyday wear. The 41mm case size is relevant to the size of modern style trends and wears perfectly for either casual clothing or business attire.

Stock # OSMMK45-82
Brand Omega
Style Speedmaster
Model 176.0012
Serial 45,2XX,XXX
Size Mens
Material SS
Dial Matte Black
Millimeters 42mm
Bracelet Omega 1162/1/172 Bracelet



The lightly polished tonneau style case shows some signs of wear but is in overall great condition. The Omega 1162/1/172 bracelet is in excellent condition showing very little wear from use and minimal stretch.


The matte black dial is in excellent condition with no blemishing The Tritium markers exhibit no lume loss when viewed under U.V. light but do show some slight darkening on some of the Lume plots which are consistent with examples of this era.  The original hands remain in excellent condition as well and exhibit no lume loss when inspected under U.V. Light.


None. service history unknown but running at spec and operating perfectly!