Romain Gauthier Logical One MON00163 18k White Gold Complete

More about Logical One MON00163 18k White Gold Complete

This is an 18K white gold Romain Gauthier Logical One MON00163. It has an alligator leather strap with an 18k white gold tang buckle, and scratch resistant sapphire crystals. It has a triangular winding pusher on the left-side case band centered at 9 o'clock that transmits force to the mainspring barrel, and a signed pull-out time-setting winding crown at 2 o'clock. It has a snap down exhibition sapphire crystal display case back with a power reserve indicator. The 43mm diameter round solid two-body case, curved lugs, and angled concave bezel, are polished. The dial is gold with a white gold ringed off-center oven fired enamel black time dial and a smaller combined black running constant seconds subsidiary dial, with silver Arabic numeral hour and second markers and white gold skeletonized dauphine sword hour, minute hands. The dial is open worked showing the exposed bespoke balance-wheel and unique triangular pallet lever that's visible below the small seconds. It has a 46-hour power reserve at full winding, it's water resistant to 30 meters/100 feet, and the 14.2mm thick case, dial, and movement are all signed. This Romain Gauthier Logical One MON00163 has a mechanical manual winding Gauthier Constant force Logical One caliber movement. It's gilded and rhodium plated, with a mechanical manual winding "chain-and-fusee" constant force mechanism with a low friction ruby-link chain with a short length for strength, low-friction rollers, a smart snap-clip system for easy servicing, and 26 synthetic rubies. It includes a cam in the shape of a snail's shell for constant timing precision, hand polished rounded bevels, hand frosting, snailing, straight and circular graining, and hand polished jewel countersinks. It's constructed with 37 jewels (plus the 26 for the ruby-link chain), an anti-shock system, and a single mainspring barrel sandwiched between transparent synthetic sapphire plates on the same level so the cam transmits the force in a straight line for ultra-efficiency. It has 359 components, s-slot screw heads, a Gauthier balance wheel with curved arms and calibrated eccentric weights, and a triangular hand assembled pallet lever. It includes gears with circular spokes with high-efficiency teeth for optimal contact, and the mechanism oscillates at a frequency of 28,800 vph (4Hz) The Romain Gauthier Logical One MON00163 in white gold was introduced in 2016.

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