Omega Seamaster 300M Diver Chronograph Blue 212.30.42.50.03.001

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 blue 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 blue 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.

Reference: 212.30.42.50.03.001

Bracelet: Stainless Steel Bracelet

Case: 41.5mm x 16.67mm thickness x 48.9mm lug to lug - Stainless Steel

Lug Width: 20mm

Movement: Omega 3300 - Automatic

Functions: Hours, Minutes, Seconds, Chronograph, Helium Escape Valve

Box and Papers: No box or papers - watch only

Crystal: Sapphire

Bracelet size: 7.5”

Case has hardly any wear. Bracelet only has light normal wear. Dial, hands, and crystal have no wear.

Founded in 1848 by Louis Brandt in Switzerland, Omega has grown into one of the most respected and innovative names in watchmaking. The brand’s early focus on precision earned it accolades at international observatories and competitions, setting the stage for decades of horological achievement. Omega became the official timekeeper for the Olympic Games in 1932, and in 1969, the Speedmaster Professional—nicknamed the "Moonwatch"—made history as the first watch worn on the lunar surface during NASA’s Apollo 11 mission. Omega’s innovations continued with the introduction of the Co-Axial escapement in the late 1990s, a groundbreaking movement that dramatically reduced friction and improved long-term accuracy.

Omega’s lineup showcases a wide range of iconic models that reflect the brand’s legacy and versatility. The Seamaster, introduced in 1948, is a favorite among divers and famously worn by James Bond since 1995’s GoldenEye, blending technical capability with cinematic cool. The Speedmaster remains one of the most storied chronographs in existence, while the Constellation is known for its refined design and chronometric precision. The De Ville collection offers a more elegant, dress-focused aesthetic, often featuring high-end complications and meticulous finishing. Omega continues to lead with innovations like Master Chronometer certification, METAS testing, and antimagnetic technology—ensuring that its watches are not just beautiful, but built for the demands of modern life.