| A 20th Century slim gold dress watch by Rolex with duo dial. Nickelled split three quarter plate keyless movement with going barrel. Plain cock with polished steel regulator. Patent protecting cover to the compensation balance with blue steel overcoil hairspring. Club foot lever escapement. The movement
engraved with a description of its features:- "Rolex - Hairspring - Observatory Quality - Timed 6 positions - 17 Rubies - Rolex Patent Cap Protecting Escapement". Signed brushed metal dial with subsidiary for time above the subsidiary seconds, Arabic numerals, blue steel hands. Slim plain 18 carat open face case, the clip on back marked inside:- "25 Records Universels - Chronometre Reglage de Precision - Cetifie par Bulletin Officiel Suisse - Classe A"
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