Lot 525

John Roger Arnold, 84 Strand, London, Movement No. 6154, Case No. 6154, 49 mm, 84 g, circa 1841
An English pocket chronometer with spring detent escapement
Case: 18k gold, case maker's punch mark "HH". Dial: enamel. Movm.: 1/2 plate movement, chain/fusee, gold screw compensation balance with platinum regulation screws, helical balance spring.

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