A late 1970s Omega Speedmaster Professional Moonwatch ref. 145.022 with a tritium dial, standard-issue black dot-beside-90 tachymeter bezel, and 'twisted lugs'. The watch features an in-house handwound Caliber 861 movement.

• Condition: Light wear and minimal signs of polish and wear—a few dial blemishes.
• Movement Type: in-house handwound
• Case Size: 42mm
• Lug Width: 20mm

This Omega Speedmaster Professional Moonwatch reference 145.022-78 is presented in all-original condition and remains in very good overall shape. The watch is fitted with its original, period-correct black tritium dial, displaying an even yellow patina across all hour markers that adds warmth and character.

• Condition: Very good overall shape, original condition
• Case size: 42mm
• Year of manufacture: 1978

A circa 1978 Omega Speedmaster Professional Moonwatch ref. 145.022, featuring a Lemania based caliber 861 movement, in a classic 42mm case.

• Condition: Used, with wear and signs of polish
• Movement: Lemania based caliber 861
• Case size: 42mm diameter
• Lug width: 20mm

This Omega Speedmaster Professional Moonwatch reference 145.022-78 is presented in all-original condition and remains in very good overall shape.

• Condition: Very good overall shape, professionally serviced in February 2026
• Material: full steel
• Case size: 42mm diameter
• Bracelet stretch: light, consistent with normal wear

This Omega Speedmaster Professional Moonwatch reference 145.022-78 is presented in all-original condition and remains in very good overall shape. The watch is fitted with its original, period-correct black tritium dial, displaying an even yellow patina across all hour markers that adds warmth and character.

• Condition: Very good overall shape
• Case dimensions: 42mm
• Year of manufacture: 1978

This is a description of the Omega Speedmaster Professional Moonwatch model 145.022 78 ST that has been fully serviced.