Omega Speedmaster Professional Chronograph Wristwatch Reference 145.022-76
Record status
Individual type · partial
Period
1977
Maker / issuer
OmegaThis Omega Speedmaster Professional chronograph wristwatch, identified by reference 145.022-76, dates to 1977 and is constructed from stainless steel. It is powered by the manual-wind calibre 861 movement.
The 42mm case is fitted with a stainless steel bracelet. The black matt dial features luminous painted baton indexes and an outer minute/seconds track, complemented by outermost 1/5 second divisions. The chronograph layout includes a subsidiary seconds register at 9 o'clock, a 30-minute register at 3 o'clock, and a 12-hour register at 6 o'clock. The hands are luminous batons, with an arrowhead centre chronograph seconds hand.
A tachymetre bezel encircles the dial. The watch is accompanied by an Extract from the Archives as part of its provenance and documentation.
Evidence at a glance
- Linked sources
- 1
- Photograph views
- 1
- Catalogue references
- 0
Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.
Technical characteristics
- Type
- Chronograph wristwatch
- Material
- Stainless steel
- Reference
- 145.022-76
- Dial Color
- Black
- Movement Type
- Manual
- Place recorded
- Switzerland
- Maker / attribution
- Omega
- Year of Manufacture
- 1977
Design
- Case and Dial
- The watch features a 42mm stainless steel case paired with a stainless steel bracelet. The dial is finished in black matt and is marked with luminous painted baton indexes. The periphery of the dial includes minute and seconds divisions, with an outermost track marked for 1/5 second intervals. The chronograph functionality is displayed via three sub-dials: a subsidiary seconds register positioned at 9 o'clock, a 30-minute register at 3 o'clock, and a 12-hour register at 6 o'clock. The main timekeeping and chronograph functions are indicated by luminous baton hands, accompanied by an arrowhead centre chronograph seconds hand. A tachymetre bezel is mounted to the case.
- Visible features
- • Tachymetre scale on bezel • Luminous painted baton hour indexes • Three-register chronograph layout • Stainless steel link bracelet
- Movement and Function
- The watch is operated by the manual-wind calibre 861 movement. This calibre powers the chronograph complication, which enables the measurement of intervals through the central seconds hand and the three subsidiary registers. The watch includes a tachymetre bezel, which allows for the measurement of speed over a fixed distance based on the chronograph function.
- Provenance and Documentation
- The watch is sold with an Extract from the Archives. This document serves as the primary formal record provided with the object, confirming its manufacture in 1977 as stated in the documentation. The item is referenced by SKU 03141 and is categorized as a stainless steel Omega Speedmaster Professional chronograph wristwatch, falling within the lineage of the 145.022 reference series.
Identification
- Reference
- 145.022-76
- Source note
- Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.
Catalogue references
No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.
Research required
- Research required: Movement condition not visible in provided photos
- Research required: Specific serial number not provided in source text