Omega Seamaster Diver 300M

$5,500.00

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Omega Seamaster Diver 300M

A contemporary icon where professional dive heritage meets modern watchmaking excellence.

Few modern watches manage to balance recognisability, technical credibility, and everyday versatility as convincingly as the Omega Seamaster Diver 300M. Instantly identifiable by its wave-pattern dial and helium escape valve, this model stands as one of the most complete luxury sports watches of its generation—robust enough for serious diving, refined enough for daily wear.

Design & Aesthetics

This example features the unmistakable black ceramic wave dial, laser-engraved for depth and visual movement. Applied round and baton hour markers are generously filled with Super-LumiNova, ensuring legibility in all conditions, especially important when diving. The skeletonised hands—another Seamaster signature—reinforce the tool-watch DNA while maintaining a contemporary elegance.

The polished black ceramic bezel, with its crisp white diving scale, adds contrast and durability, while the 42mm stainless steel case offers a balanced mix of brushed and polished surfaces. While 42mm does sound big, it sits actually quite comfortably on smaller wrists thanks to the very ideal proportions of the watch.

The helium escape valve at 10 o’clock remains a functional nod to professional saturation diving, even if most owners will appreciate it primarily as part of the Seamaster’s design language.

Paired here with Omega’s black rubber strap, the watch is delivered also with a solid stainless steel bracelet. As it is, the watch wears securely and comfortably, enhancing its sporty character without sacrificing refinement.

Movement & Watchmaking Philosophy

At the heart of the watch beats Omega’s Co-Axial Master Chronometer Calibre 8800—a self-winding movement certified by METAS. Resistant to magnetic fields up to 15,000 gauss, it represents Omega’s modern approach to durability and precision.

The co-axial escapement reduces friction, improves long-term reliability, and extends service intervals, while the Master Chronometer certification guarantees accuracy, power reserve, and performance under real-world conditions. This is contemporary Swiss watchmaking at a very high level, engineered for daily use rather than theoretical perfection.

Condition & Rarity

The watch originally pruchased in 2020 was sourced from its original owner who took excellent care of it. It presents in excellent overall condition, with a clean case, intact ceramic bezel, and a well-preserved dial. The rubber strap remains supple and well-shaped, indicating careful wear.

While not a limited edition, the Seamaster Diver 300M has become a modern classic—arguably one of the most important dive watches of the last 30 years.