Cover The Omega Seamaster Planet Ocean in orange is available with a matching rubber strap, stainless steel bracelet or black rubber strap

Two decades after its debut, Omega’s Seamaster Planet Ocean returns—sharper, leaner and in seven new variations

Twenty years ago, Omega reimagined the classic diver’s watch with the launch of the Seamaster Planet Ocean, a timepiece that captured both the romance of exploration and the rigour of precision engineering. Now, on its 20th anniversary, the collection returns in its fourth generation, distilled to its purest essence: calmer, leaner, and unmistakably modern.

Since its introduction in 2005, the Planet Ocean has carried forward Omega’s long-standing affinity with the sea—a relationship that began with the Marine of 1932, the world’s first watch for civilian divers, and evolved through icons such as the Seamaster 300 and the formidable PloProf, each pushing the boundaries of underwater precision. The Planet Ocean was the next chapter in that story: a dive watch that paired technical mastery with modern refinement, instantly recognisable by its bold use of orange and its uncompromising functionality.

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Above Aaron Taylor-Johnson wears the Seamaster Planet Ocean in blue with a stainless steel bracelet

The new fourth generation honours that legacy while charting a new course. When designing the first Planet Ocean, Omega looked to the Seamaster 300 of the 1960s. For this latest evolution, the brand revisited its archives once more, borrowing structural cues from the Seamaster models of the 1980s and ’90s to create a fitted, architectural form defined by sharp angles and clean lines.

At 42mm, the stainless steel case retains the case diameter and muscular presence of its predecessors but is notably more refined. The case now measures 13.79mm thick, down from 16.1mm, allowing it to sit closer to the wrist. A flatter sapphire crystal and reworked case architecture enhance its sleek, balanced silhouette.

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Above The Seamaster Planet Ocean in orange is available with a matching rubber strap, stainless steel bracelet or black rubber strap

Structurally, the design has been entirely re-engineered. The case is now composed of two parts: a sharply contoured body and an inner titanium ring that reinforces the structure while ensuring the integrity of its 600m water resistance. The decision to remove the helium escape valve, which has been a defining feature of the collection since 2005, further streamlines the silhouette, giving the new Planet Ocean a cleaner, more modern outline without compromising performance.

The bracelet, too, has been updated to fit the new case. Slimmer than before, it is composed of flat, tapering links with brushed outer rows and a polished central band, and is seamlessly integrated into the case. An adjustable clasp allows for six positions, with an additional diver’s extension to ensure comfort in every setting. For those who prefer a sportier look, the collection also includes rubber straps in black or the Planet Ocean’s signature orange, each secured by a robust foldover clasp.

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Above The Seamaster Planet Ocean in blue with a black rubber strap

The matte black dial provides the backdrop for bold applied indexes and arrowhead hands, filled with Super-LumiNova for optimal legibility. The Arabic numerals are now open, squared and geometric, echoing the case’s sharper architecture while nodding to the typography of the 2005 original. Completing the composition is the rhodium-plated Omega logo and white printed text at 12 o’clock.

The caseback, now crafted in Grade 5 titanium rather than sapphire crystal, makes the watch lighter and more resilient. Its engraved wave edge, Planet Ocean and Seamaster inscriptions, and the iconic seahorse emblem reinforce the watch’s maritime lineage while underscoring the emphasis on precision construction.

Beneath the refined exterior, the fourth-generation Planet Ocean remains a feat of engineering. The titanium inner ring—a concept adapted from the record-breaking 2019 Planet Ocean Ultra Deep—provides additional strength and ensures water resistance to 600m. Each model is equipped with the Omega Co-Axial Master Chronometer Calibre 8912, which offers a 60-hour power reserve and is certified by the Swiss Federal Institute of Metrology, or Metas, for its exceptional magnetic resistance, precision, and reliability.

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Above The Omega Seahorse emblem is engraved in the centre of the titanium caseback

No Planet Ocean would be complete without its signature hue. The vivid orange that defined the 2005 original returns, now in ceramic—a notoriously challenging material to colour. After years of research, Omega’s engineers have perfected a rich, vibrant tone that graces several models. The seven-piece collection includes three orange editions with varnished numerals and a new orange ceramic bezel featuring a white hybrid-ceramic diving scale; two blue versions with white enamel scales; and two black models with rhodium-plated numerals and matching ceramic bezels. Each watch is offered on a stainless steel bracelet or a rubber strap.

The new Planet Ocean does not seek to rewrite its own story. Instead, it distils two decades of design and innovation into a purer, more deliberate expression. Sleeker in profile, sharper in form, yet resolutely true to its maritime roots, the fourth generation embodies the calm confidence of a collection that has reached its equilibrium.

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Images: Omega

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Annabel Tan
Editor, Watches and Jewellery, Tatler Singapore
Tatler Asia

Annabel Tan is the Editor of Watches and Jewellery at Tatler Singapore, where she covers all things luxury timepieces and fine jewellery across both print and digital platforms. She is also the Editor of Tatler GMT Singapore, a role that deepens her fascination with the ever-evolving world of watchmaking. Outside of work, she’s usually on the hunt for her next favourite watch that she can’t afford, planning her next beach getaway, or catching up on the latest Formula 1 race.