Important Watches, Wristwatches and C...

Geneva, Hotel Des Bergues, Oct 31, 1998

LOT 206

J. R. Losada, 105 Regent Street, London, No. 11190, with London hallmarks for 1884. Fine 18K gold hunting cased, keyless pocket chronometer with 30 hour power reserve indication.

C. Four body, massive, "bassine et filets", engineturned, made by Arnold Schaefli (Master Mark), the cover engraved with a monogram. Hinged gold cuvette. D. White enamel with Roman numeral and outer minute ring, sunk subsidiary seconds and Upand- Down scale. Blued steel "spade" hands. M. 18 '" , frosted and gilt, half plate with cylindrical pillars secured by screws, 15 jewels in screwed settings, fusee with chain and maintaining power, spring detent escapement of Earnshaw type, two-arm compensation balance with poising and timing screws, free sprung blued steel helical balance spring with terminal curves, diamond end-stone. Signed on the dial and movement. Diam. 51 mm.