The U-Boat Darkmoon Blue IPB Ref. 9020/C presents oil immersion technology in a compact 41.5mm case, creating a powerful sense of depth and clarity through minimalist design.

Engineered for visual intensity, this model is powered by a Swiss Ronda 712.3 quartz movement lubricated in oil, ensuring consistent performance while maximising dial legibility.

Finished with modern precision, the stainless steel case, curved sapphire crystal, and vulcanised rubber strap with quick-release system combine durability, comfort, and unmistakable U-Boat character.