CIRCULA ProSea Petrol Taucheruhr Jahrhunderts– Wasserbasierte Tinte mit guten

Jahrhunderts– Wasserbasierte Tinte mit guten Fließeigenschaften– Geeignet für Füllfederhalter und Glasfedern

This example was fully serviced by a specialist watchmaker in Japan in January 2026 and runs accordingly precisely and reliably

A special detail: The Type II lightning bolt symbol above the 6 o'clock position – a reference to Seiko's early high-precision quartz movements

Brand: Seiko (セイコー)

After grinding

CIRCULA ProSea Petrol Taucheruhr Jahrhunderts– Wasserbasierte Tinte mit gutenThe ProSea Petrol is a modern German diver's watch that combines robustness, clarity, and performance in a compact 40mm format. Its design is based on the ProTrail, translating the concept of a tactical tool watch into a full fledged diver's watch precise, robust, and built for any maritime adventure. The hand blasted, hardened stainless steel case, scratch resistant ceramic bezel, and textured dial ensure maximum functionality and a distinctive,