The Omega Seamaster Planet Ocean 600M “Titanium GMT” 43.5 mm (Ref. 232.90.44.22.03.001) is a sophisticated modern dive watch that marries advanced materials with robust functionality:

Premium titanium build: The 43.5 mm case, exhibition back, bracelet, and bi-directional bezel are crafted from grade 5 titanium, making it exceptionally lightweight and corrosion-resistant.

Striking blue dial + ceramic bezel: The blue polished dial is laser-engraved with Omega’s signature wave pattern. The 24‑hour bezel insert is a matching blue ceramic ring, ideal for dual-time viewing .

GMT functionality: Powered by the in-house METAS-certified Co-Axial Calibre 8605, it features an independently adjustable GMT hand, date display, and a 60‑hour power reserve (with silicon balance spring and anti-magnetic qualities)

Professional dive capability: Offers water resistance to 600 m, a helium escape valve, screw-down crown, and luminous markers/hands placing it firmly in the realm of tool dive watches

Complete set condition: As a full complete set—box, papers, and unworn condition—it provides excellent provenance and is a standout find for both collectors and active users

Comfort & wearability: The titanium construction makes it surprisingly lightweight—watches in this reference are often praised for feeling like you’re wearing a much smaller piece

The 232.90.44.22.03.001 is a contemporary flagship of the Planet Ocean GMT lineup—it offers cutting-edge materials, serious dive credentials, precise GMT capability, and lightweight comfort, all wrapped in a striking blue-on-grey titanium aesthetic. A full-set, unworn example is a rare gem that blends performance, style, and value.