Important Watches, Wristwatches and C...

Geneva, Hotel Des Bergues, Apr 18, 1998

LOT 551

H.R. Ekegren, made by Ed. Koehn Geneve, Suisse, No. 83512, for J. E. Caldwell & Co. Philadelphia, circa 1920. Very fine 18K gold keyless, jewelled with blue sapphir es.

CHF 1,200 - 1,400

Sold: CHF 2,300

C. Three body, massive, "demi-bassine" with concealed hinges, polished, the back engraved with the monogram "E.A.B.". Hinged gold cuvette engraved with a dedication to an Officer of the U.S. Navy, dated 1916. D. Gold frosted with "Empire" Roman numerals and sunk subsidiary seconds. Gold "spade" hands. M. 18"', nickel plated, with going barrel, 21 jewels in blue sapphires, counterpoised straight line lever escapement, brass-invar Guillaume balance, eight adjustments, Breguet balance spring with swan-neck micrometric index. Signed on the dial, case and movement. Diam. 49 mm.

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Grading System
Grade: A


Case: 14-35


To be restored

Movement: 2

Very good

Dial: 25-51


Partially reprinted


Watches with blue sapphire jewel bearings are very rare, the most celebrated is the famous "Howard Blue Sapphire", reputed to be one of the best quality watches ever made in the U.S.A. and produced at 300 examples only.