Seamaster Diver 300M Co‑Axial Chronometer Chronograph 41.5 mm

OMEGA’s sporty Seamaster collection is a tribute to the brand’s maritime legacy. This exquisite example of our renowned watchmaking pays homage to OMEGA’s dive watch heritage and our adventurous pioneering spirit.

This OMEGA Seamaster Diver 300M Chronograph features a lacquered black dial with a 30-minute recorder at 3 o'clock, a 12-hour recorder at 6 o'clock and a small seconds dial at 9 o'clock. The polished black ceramic unidirectional rotating bezel is mounted on a 41.5 mm stainless steel case with a helium-escape valve and an integrated date corrector at 10 o'clock.

The watch is presented on a stainless steel bracelet. This chronograph is powered by the OMEGA Co-Axial calibre 3330.

Features
Chronograph
Chronometer
Date
Helium escape valve
Screw-in crown
Unidirectional rotating bezel

Case
Between lugs: 20 mm
Lug‑to‑lug: 48.9 mm
Thickness: 16.7 mm
Case diameter: 41.5 mm
Case: Steel
Water resistance: 30 bar (300 metres / 1000 feet)
Total product weight (approx.): 207 g
1. Between lugs
2. Lug-to-lug
3. Case diameter
4. Thickness

Dial and Crystal
Dial colour: Black
Crystal: Domed scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides

Bracelet
Material: Steel
Type of Clasp: Foldover clasp with diver extension

Reference
212.30.42.50.01.001