Urban Jürgensen Big 8 8

Case Polished yellow gold case, with a sapphire caseback, crown at 3 o'clock, teardrop lugs Strap Black Alligator leather strap, with a yellow gold folding clasp Dial Silvered guilloché dial with Roman numerals, Urban Jürgensen hands, small seconds at 6 o'clock Movement Automatic ultra-thin movement, power reserve of 100 hours and a frequency of 21,600 vph, Geneva stripes, 21K yellow gold rotor Cal. 1160 Ref. 8 D= 37 mm