Omega Speedmaster Moonphase Co-Axial Master Chronometer Moonphase Chronograph 43 mm

304.30.43.52.06.001

Omega Speedmaster Moonphase Co-Axial Master Chronometer Moonphase Chronograph 43 mm reference 304.30.43.52.06.001 is a chronograph watch with a 43mm stainless steel case, 13.6mm thick, 48.6mm lug to lug, powered by the Omega 9914, with 60h of power reserve, water resistant to 50m, in production as of November 2026.

Diameter

43mm · manufacturer

Thickness

13.6mm · manufacturer

Size

Midsize

Lug to lug

48.6mm · manufacturer

Water resistance

50m · manufacturer

Movement

Omega 9914 · manufacturer

Type

Chronograph · manufacturer

Case material

Stainless Steel · manufacturer

Case shape

Round · manufacturer

Dial

Meteorite · manufacturer

Dial finish

Stone · manufacturer

Complications

Chronograph, Moon Phase, Date · manufacturer

Crystal

Scratch-resistant sapphire crystal with anti-reflective treatment on both sides · manufacturer

Power reserve

60h · manufacturer

Straps

Steel Bracelet · manufacturer

Certifications

Master Chronometer, COSC 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.