Brand | Omega |
Model | Speedmaster Mark IV |
Reference number | 176.0012 |
Movement | Automatic |
Case material | Steel |
Bracelet material | Steel |
Year of production | 1970 (Approximation) |
Condition | Very Good (Worn with little to no signs of wear) |
Contents |
No original box, no original papers
|
Gender | Men’s watch/Unisex |
Caliber |
|
Movement | Automatic |
Movement/Caliber | 1045 |
Base caliber | Lemania 5100 |
Number of jewels | 17 |
Case |
|
Case material | Steel |
Case diameter | 42 mm |
Bezel material | Steel |
Crystal | Mineral Glass |
Dial | Black |
Dial numerals | No numerals |
Bracelet/strap |
|
Bracelet material | Steel |
Bracelet colour | Steel |
Clasp | Fold clasp |
Clasp material | Steel |
Functions |
|
Chronograph, Date, Weekday, Tachymeter | |
Other |
|
Small seconds, Luminous hands, Luminous indices |
Omega Speedmaster Mark IV 176.0012
Racing Inspired
This Omega Speedmaster Mark IV, Reference 176.0012 nicknamed the “Mark 4.5” as it combines the case of the Mark IV with the movement of the Mark V is a truly stunning watch that epitomises the elegance and functionality of the iconic Omega Speedmaster collection of the ’70s. This classic watch is driven by the reliable automatic Omega Calibre 1045, based on the renowned Lemania 5100 movement.
Please note, all watches that we have in Gibraltar are sent DDU via DHL express door to door delivery.
DDU = Delivery with Duty Unpaid. This means the importer / receiver of the watch is responsible to pay any Sales Tax or duties to customs or the courier company to release the goods from customs, Gibraltar is not in the EU.
Condition: Very good (Worn with little to no signs of wear)


This Omega Speedmaster Mark IV, Reference 176.0012 nicknamed the “Mark 4.5” as it combines the case of the Mark IV with the movement of the Mark V is a truly stunning watch that epitomises the elegance and functionality of the iconic Omega Speedmaster collection of the ’70s. This classic watch is driven by the reliable automatic Omega Calibre 1045, based on the renowned Lemania 5100 movement.
Boasting a bold 42mm stainless steel case, this watch is a perfect statement piece for any wrist. The case is complemented by a beautiful black dial, featuring luminous hands and indexes, ensuring optimal legibility. With its chronometer and tachymeter functions, this Speedmaster is a nod to the brand’s legendary racing heritage.
A key feature of this timepiece is the day-date calendar with a 24-hour subdial, offering you the perfect blend of practicality and style. The watch is fitted with an original stainless steel Milanese mesh bracelet, providing a comfortable and secure fit, and is fastened with an original Omega folding clasp.
Dating back to the 1970s, this pre-owned Omega Speedmaster Mark IV is a testament to the enduring appeal of vintage timepieces. Although it does not come with its original box and papers, the watch is protected by a mineral crystal and has a service history from 2020.
Please note that water resistance information is not available for this vintage piece. We advise against wearing this watch while swimming or engaging in other water-based activities.
Overall, this Omega Speedmaster Mark IV, Reference 176.0012, is an exceptional watch showcasing Omega’s commitment to craftsmanship and precision. Its vintage charm and reliable automatic movement make it a desirable addition to any watch collection.