Brand: U-Boat • Manufacturer no.: 8464/A • Manufacturer series: Darkmoon 44mm IPB • Functions: Hour, Minute • Movement: Battery (quartz) • Movement label: Ronda, Swiss Made, 712.3 • Dial color: Black • Display: Analog • Water resistant: 5 • Bezel: Fixed • Surface finish: Matted • Case color: Black • Case material: Stainless steel • Case thickness: 17 • Case width: 44 • Caseback: screwed, Stainless steel bottom • Gender: Mens • Crown: Screwed • Glas: anti-reflecting, Saphire glass • Lighting: Illumin. hands, Illumin. indexes • Style: Modern • Strap material: Caoutchouc • Strap color: Black • Lug width: 22 • Clasp: Buckle clasp • Max wrist circumferences: 220 • Item weight: 0.11