| A mid 19th Century Swiss duplex in a gold open face case. Keywind gilt bar movement with suspended going barrel. Plain cock with polished steel regulator. Diamond endstone. compensation balance with blue steel spiral hairspring. Duplex escapement, brass escape wheel
under a circular bridge, pivots with endstones. Signed white enamel dial with subsidiary seconds, Roman numerals, blue steel hands. Slim engine turned 18 carat open face case with ribbed middle. Wound and set through the signed gold cuvette, maker's mark "JAD".
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