Reference 222.30.42.20.01.001 is one of the original modern Planet Ocean models, and this replica Seamaster Planet Ocean 222304 preserves the design language that established the sub-collection’s reputation as a credible high-depth-rated diver. At 42mm, this is the time-only version of the Planet Ocean 600M, dropping the chronograph sub-dials in favor of a clean three-hand layout with a date window at 3 o’clock. The black dial and orange minute track are signature Planet Ocean visual elements that have carried through every generation since the line debuted.

Technical Overview

• Case diameter: 42mm
• Dial: black with orange minute markings on the chapter ring
• Bezel: unidirectional rotating with black aluminum insert
• Crystal: domed sapphire with anti-reflective treatment
• Movement: automatic with date
• Water resistance: 600 meters
• Bracelet: stainless steel with diver extension in the clasp

The 42mm case size keeps this reference within everyday-wearing territory despite the 600m rating. The screw-down crown and caseback contribute to the depth resistance without making the case excessively thick.

Inside the Movement

Omega equipped the 222-series Planet Ocean with their Co-Axial caliber, visible through the exhibition caseback on many executions of this reference. The Co-Axial escapement uses coaxial wheels to reduce sliding friction, which theoretically extends the time between required service intervals. At 42mm, the movement has ample room inside the case, and the rotor features the brand’s signature wave motif. The 233.90.41.21.03.001 in blue represents a newer approach to the Seamaster diver concept with titanium construction, while this 222-series model stays loyal to stainless steel. Explore the complete range through the Seamaster collection page.

What Sets It Apart

The 222.30.42.20.01.001 holds a specific place in Seamaster history as one of the references that proved the Planet Ocean sub-line could compete with established dive-watch icons. The orange minute track is immediately identifiable and gives the watch more visual energy than an all-black dial would provide. At 42mm without chronograph complication, this is the Planet Ocean variant that works as a daily wearer for wrists 6.75 inches and above. It offers depth resistance and tool-watch credibility in a package that does not demand a large wrist. This replica Seamaster Planet Ocean 222304 captures the essence of the original modern Planet Ocean before the line expanded into chronographs and exotic materials.