| An early 20th Century Swiss 30 minute recording split seconds chronograph lever in a gold open face case. Damascened nickel three quarter plate keyless movement with going barrel. Frosted steel 30 minute recording flyback chronograph work above the plates with the split seconds work mounted above.
Plain cock with polished steel regulator, compensation balance with blue steel overcoil hairspring. Club foot lever escapement. White enamel dial with subsidiaries for seconds and 30 minute record, split centre seconds flyback chronograph, Arabic numerals, blue steel hands. Substantial plain 18 carat open face case, gilt winding crown with flyback chronograph button, split seconds button in the band. Gold cuvette with engraved dedication.
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