

Omega
Reference 310.30.42.50.01.001Item PL122484
Manufacturer price $8,640
$6,110Available · delivery in 3–4 weeks
What does 50 m water resistance mean?
From 50 m (5 bar) water contact is fine — showering is possible, swimming from 100 m. The metre rating refers to the test pressure of the water-resistance test, not a diving depth.
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The Omega Speedmaster Moonwatch Professional Co-Axial Master Chronometer Chronograph 42 mm (reference 310.30.42.50.01.001) has a 42 mm stainless steel case and a black dial, on a stainless steel bracelet.
It is powered by a manual winding movement, calibre Omega 3861, with 50 hours of power reserve. Functions: date, small seconds and chronograph. Details: master chronometer, luminous indices and luminous hands. Water resistant to 50 m.
Condition: new, 2026. Supplied with the original box and papers.
Checked by our specialist before it ships, and delivered fully insured.
Questions?
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Name your price for this Omega Speedmaster Moonwatch Professional Co-Axial Master Chronometer Chronograph 42 mm. We review every offer; there is no obligation for either side.