U-Boat Darkmoon Vintage Oil Immersion Men’s Brown Watch

U-Boat Darkmoon Vintage Ref. 9549 delivers a bold reinterpretation of classic style, combining a compact 40mm profile with U-Boat’s innovative oil immersion technology and a distinctive vintage aesthetic.

Powered by the Swiss Ronda 762 quartz movement, lubricated in an oil bath, this electromechanical timepiece offers precise hours-and-minutes timekeeping. The oil-filled construction creates the illusion of an absent crystal, enhancing depth and legibility, while a visible air bubble compensates for temperature variations.

The 40mm stainless steel case with aged bronze PVD treatment enhances the vintage character, complemented by a curved sapphire crystal and a distinctive left-side crown protector. Finished with a durable black vulcanised rubber strap and an aged bronze PVD-treated buckle, this Darkmoon Vintage delivers character, comfort, and unmistakable U-Boat identity.

Questions & Answers

• What defines the Darkmoon Vintage design? Its aged bronze PVD case and oil immersion technology create a distinctive vintage-inspired aesthetic.
• What movement powers this watch? It uses the Swiss Ronda 762 quartz movement lubricated in an oil bath.
• Are the dial details luminous? Yes, the indexes, numerals, and hands are treated with bronze-coloured Superluminova.
• Is the battery easy to replace? Yes, the locking ring system allows quick battery replacement.
• Is it suitable for everyday wear? Yes, its compact size and durable rubber strap make it ideal for daily use.