SW 221-1 Mühle Version, automatic, Mühle version with woodpecker neck regulation, own rotor, characteristic surface finishes, stop-second, hand date with fast correction, 38-hr power reserve,
Brushed/polished stainless steel, Anti-glare sapphire crystal, Transparent case back, Screw-in crown, Water-resistant to 10 bars, Textile strap with stainless steel pin buckle or stainless steel strap with stainless steel butterfly clasp,
? 42.4 mm; H 12.2 mm.
White, Applied indices, Hour markers and hands coated in Super LumiNova