Omega Speedmaster Calibre 321 38.6 mm Canopus Gold™

311.50.39.30.01.001

Omega Speedmaster Calibre 321 38.6 mm Canopus Gold™ reference 311.50.39.30.01.001 is a chronograph watch with a 38.6mm white gold case, 13.9mm thick, 48mm lug to lug, powered by the Omega 321, with a 55h power reserve, water resistant to 60m, in production as of November 2026.

Diameter

38.6mm · manufacturer

Thickness

13.9mm · manufacturer

Size

Midsize

Lug to lug

48mm · manufacturer

Water resistance

60m · manufacturer

Movement

Omega 321 · manufacturer

Type

Chronograph · manufacturer

Case material

White Gold · manufacturer

Case shape

Round · manufacturer

Dial

Black · manufacturer

Dial finish

Stone · manufacturer

Complications

Chronograph · manufacturer

Crystal

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

Power reserve

55h · manufacturer

Straps

Integrated Bracelet · manufacturer

Origin

Swiss (Heritage)

Era

Reissue / Heritage · 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.