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Reverso Swivel Mechanism
The Reverso (1931) reverses on a pivot, held by bearings and a detent spring inside the carriage. Over time the bearings dry out and the detent weakens — the flip becomes stiff or sloppy. We disassemble the case from the carriage, re-lubricate the pivot bearings and detent spring, and verify the reversal action is smooth and positive before reassembly. Quote after inspection.
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Cal 899 & Cal 822 Overhaul
Cal 899/900 powers the Master Control automatic — 38-hour power reserve, 28,800 vph, date function. Cal 822 is the Reverso's manual-wind movement — 45-hour power reserve, winding tension verified after service. Both calibres use JLC in-house manufactured components including jewels, balance wheels, and mainsprings. From S$550.
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Polaris 200m Diver Service
The Polaris Automatic is rated to 200m (ISO 6425 compliant). Every service that opens the case requires complete gasket replacement — crown, caseback, crystal — and a pressure test to 200m before return. We also inspect the unidirectional bezel click mechanism and internal bezel ring for wear. Quote after assessment.
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Reverso Crystal Replacement
The Reverso Tribute Duoface has two crystals — front and rear — on opposing faces of the case. Both crystals and their gaskets are replaced as a pair during service to ensure water resistance integrity. On display-back Reverso references, the caseback crystal must be replaced if scratched to maintain the movement view.
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Atmos Clock Service
The Jaeger-LeCoultre Atmos winds itself from ambient temperature changes as small as 1°C — no manual winding or batteries needed. Service involves cleaning the movement, re-lubricating the temperature-sensitive bellows mechanism and escapement, and re-balancing the torsion pendulum. Rare expertise. Quote after assessment.
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Free Assessment
Walk in with your JLC — movement, case, crystal, and swivel mechanism inspected at no charge. Written quote confirmed before any work begins. No commitment required.