Omega Seamaster Diver 300M

Omega · Seamaster

Omega Seamaster Diver 300M

Omega Seamaster Diver 300M (reference 210.30.42.20.01.001) — specifications, measurements, watch images and standardized wrist-fit previews for informed comparison.

A technically strong modern diver with 300 m resistance, ceramic surfaces and high magnetic protection.

Best forModern dive-watch buyers and larger medium wrists
Not ideal forThose preferring slim vintage proportions

At a glance

Reference210.30.42.20.01.001
CollectionSeamaster
Model lineSeamaster Diver 300M
Production statusCurrent
Production period2018–present
Official size42 mm
Watch technology InfoMechanical
DisplayAnalog
Movement InfoAutomatic
Calibre / operating system InfoOmega 8800
Key features InfoDate, Dive bezel
Complication InfoDate
Case diameter Info42 mm
Thickness Info13.6 mm
Lug-to-lug Info49.9 mm
Power reserve / runtime55 hours
Water resistance300 m
OriginSwiss Made|Master Chronometer
Recommended wrist Info14–20 cm
Price categoryLuxury

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Specifications last verified: 2026-08-03.

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