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法國，60 mm，166 g，約 1880
非凡的懷錶時計，疑是由Thomas Earnshaw先生設計的彈簧時計擒縱的專業學校作品
French, 60 mm, 166 g
, circa 1880An exceptional pocket chronometer, probably a graduate's piece with spring detent escapement according to Thomas Earnshaw
Case: silver, tiered, glazed back side, slightly domed, rose gold pendant, bow, hinges and shackle. Dial: enamel, radial Roman hours, auxiliary seconds, blued Breguet hands. Movm.: full plate movement, keywind, frosted, gilt, chain/fusee, bimetallic chronometer balance with 3 cylindrical weights and 6 gold screws, freesprung blued helical balance spring, chatoned sapphire endstone on balance.
#40278
錶殼 非常好
錶盤 非常好
机蕊 非常好, 走動正常
錶盤 非常好
机蕊 非常好, 走動正常