Omega Speedmaster Chrono Chime

522.50.45.52.03.001

Omega Speedmaster Chrono Chime reference 522.50.45.52.03.001 is a chronograph watch with a 45mm sedna gold case, 17.3mm thick, 53.5mm lug to lug, powered by the Omega 1932, with 60h of power reserve, water resistant to 30m, in production as of November 2026.

Diameter

45mm · manufacturer

Thickness

17.3mm · manufacturer

Size

Oversized

Lug to lug

53.5mm · manufacturer

Water resistance

30m · manufacturer

Movement

Omega 1932 · manufacturer

Type

Chronograph · manufacturer

Case material

Sedna Gold · manufacturer

Case shape

Round · manufacturer

Dial

Blue · manufacturer

Dial finish

Enamel · manufacturer

Complications

Chronograph, Split-Seconds (Rattrapante), Minute Repeater · manufacturer

Crystal

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

Power reserve

60h · manufacturer

Straps

Integrated Bracelet · manufacturer

Certifications

COSC Chronometer, Master Chronometer · manufacturer

Limited edition

Yes · 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.