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16 March 2026
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Thomas Mercer Ltd., St. Albans, England, break circuit chronometer with mechanism for sending a signal at one minute intervals, 14 jewel, two day fusee movement with Z balance, and spring detent escapement, an auxiliary wheel mounted to the the fourth whe
movement tarnished, dirty and very oily, circuitry appears to be complete, dial with minor tarnish, hands good, running, one movement mounting screw m...