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Auktionen Dr. Crott 91st Auction

625 Albert H. Potter & Co., Geneva, Movement No. 88, 55 mm, 160 g, circa 1880  A precision hunting case pocket watch with Potter’s patented pivoted detent chronometer escapement Case: 18k gold, tiered, polished, signed, punched, à goutte, glazed movement, 5-piece hinges. Dial: enamel, radial Roman hours, auxiliary seconds, signed, blued Breguet hands. Movm.: specially designed bridge movement, nickel-plated, “fausses côtes” decoration, pivoted detent chronometer escapement, heavy compensation blance with gold and platinum screws, freesprung blued helical balance spring. Further information on Albert H. Potter & Co. can be found at Lot 626. Albert H. Potter & Co.日內瓦 — 精密獵式懷錶,附Potter專利設計的 平衡振盪擒縱 40435  C: 2 D: 2 M: 2, 41  30.000 - 35.000 EUR 33.000 - 38.500 USD 270.000 - 315.000 HKD