Armin Strom Dual Time GMT Resonance explained by Armin Strom’s Chief Watchmaker Claude Greisler on The Watches TV (Video)
The Armin Strom Dual-Time GMT Resonance displays two independent time zones, with indications of hours and minutes for each. Dual regulators are link by a patented Resonance Clutch Spring to average out their oscillations and offer better precision.