U-Boat Darkmoon 40mm Red Glass SS Rubber Strap Watch

Fiery Chromatic Depth in Tuscan Fluid-Immersion Horology Handcrafted in Lucca, Tuscany, the U-Boat Darkmoon Red Glass 40mm (Ref. 9305) pairs Italian avant-garde engineering with a dramatic, crimson-toned aesthetic. Housed in an electropolished AISI 316L stainless steel 40mm case, the dial cavity is completely submerged in a specialized low-viscosity transparent oil bath and sealed beneath a curved red-treated mineral glass crystal. This liquid immersion eliminates internal light reflection, producing a striking optical illusion of zero glass while magnifying depth and dial clarity under a vivid red halo. A dynamic compensating air bubble drifts freely across the black dial to balance ambient temperature shifts, serving as a signature mechanical feature of Tuscan fluid horology.

Technical Specifications:

• Reference / SKU: 9305

• Writing Mode / Category: Horology / Fluid-Immersion Quartz Watch

• Movement: Swiss Ronda 7004.N / Ronda 712.3 precision quartz movement, fully lubricated in an oil bath

• Case Diameter: 40.0 mm (40.8 mm with patented crown guard)

• Case Material: AISI 316L stainless steel, satin-brushed and electropolished finish

• Dial: Deep matte black dial with beige Super-LumiNova numerals, indices, and hands beneath a chromatic red crystal

• Crystal: Scratch-resistant, high-grade curved red-tinted mineral glass crystal

• Crown & Protection: Patented left-hand screw-down crown with locking guard at 9 o'clock

• Caseback: Innovative patented Locking Ring System with quick-access battery replacement hatch and individualized laser-engraved serial markings

• Water Resistance: 50 meters / 5 ATM

• Strap & Buckle: Ultra-resistant black vulcanized rubber strap with embossed U-Boat logo and stainless steel tongue buckle

• Origin: Handcrafted in Lucca, Tuscany, Italy

• Packaging: Deluxe handcrafted U-Boat presentation box with official warranty booklet and serialized provenance

Authorized Canadian Representation:

• ✓ 100% Official Canadian Distributor Stock

• ✓ Official 2-Year International Manufacturer Warranty Included

• ✓ Complete Serialized Provenance & Handcrafted Factory Presentation Box

• ✓ Direct Domestic Insured Courier Dispatch