Omega Speedmaster Moonwatch Professional Co-Axial Master Chronometer Chronograph 42 mm

310.60.42.50.10.002

Omega Speedmaster Moonwatch Professional Co-Axial Master Chronometer Chronograph 42 mm reference 310.60.42.50.10.002 is a chronograph watch with a 42mm yellow gold case, 13.2mm thick, 47.5mm lug to lug, powered by the Omega 3861, with 50h of power reserve, water resistant to 50m, in production as of November 2026.

Diameter

42mm · manufacturer

Thickness

13.2mm · manufacturer

Size

Midsize

Lug to lug

47.5mm · manufacturer

Water resistance

50m · manufacturer

Movement

Omega 3861 · manufacturer

Type

Chronograph · manufacturer

Case material

Yellow Gold · manufacturer

Case shape

Round · manufacturer

Dial

Green · manufacturer

Dial finish

Sunburst, Other · manufacturer

Complications

Chronograph · manufacturer

Crystal

Scratch-resistant sapphire crystal with anti-reflective treatment inside · manufacturer

Power reserve

50h · manufacturer

Straps

Steel Bracelet · manufacturer

Certifications

COSC Chronometer, Master Chronometer · manufacturer

Origin

Swiss (Heritage)

Era

Contemporary · manufacturer

Manufacturer: from the brand’s own product page. Corroborated: the same figure found on two or more independent pages. Entered by Horowell: chosen by a person at Horowell. Unverified: from another source, not yet checked.