Logical One features a triple patent-pending Romain Gauthier flat chain-and-fusee style constant force system with ruby chain links, ergonomic push button winding system, dial-side visible balance, mainspring barrel with sapphire inserts, plus a 60-hour power reserve indicator.
The superbly finished movement features an innovative chain-and-fusee style constant force mechanism, and ergonomic push to wind system set into the caseband on right. The case is available in red gold or platinum wit ha diameter of 43m.
Case materials: red gold or platinum
Dimensions: 43mm x 14.2mm
Water resistance: 50m /5 atm / 150’Strap and buckle: alligator leather hand-stitched in Switzerland with pin buckle in metal to match the case.