OMEGAMANIA

Geneva, Mandarin Oriental Hotel Du Rhône, Apr 15, 2007

LOT 71

?CHRONOTACHYMETRE?

Omega, Bienne, No. 3141809. Made in 1906. Very fine and rare gun-metal and copper gilt keyless double-dialed pocket watch with chronograph, semi-instantaneous 15-minute register and two tachometer scales, one being Omega?s patented (CH) scale No. 8760. This watch is sold with a box, Certificate of Authenticity and 2-year Omega guarantee.

CHF 3,000 - 4,000

EUR 2,000 - 2,500 / USD 2,500 - 3,300

Sold: CHF 7,670

C.Three-body, "bassine", glazed on both sides with gilt bezels, bow hinges and crown. D. White enamel, upright dauphine numerals, outer minute/seconds divisions divided into fifths, sunk 15-minute register the first five minutes in different colors corresponding to the colors of the outermost tachometer scale running from 10.5 to 250 km/h. Gold "spade" hands. The other side with white enamel chapter ring printed with 1/5th second timming scale and tachymeter graduated from 7-180 kph mm. M. Cal 19/22???LOB, frosted gilt, 3/4-plate, 15 jewels, straight line lever escapement, cut bimetallic compensation balance with Breguet balance spring, "swan-neck" micrometer regulator, the chronograph work is set on a separate plate fastened to the back plate. Dial signed. Diam. 57.5 mm.


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Grading System
Grade: AA

Very good
Case: 2

Very good
Movement: 1

As new
Dial: (1)2-01/(2)3-45-01

HANDS Original

Notes

Cal 19/22???LOB L = Lépine O = Omega B = 15-17 jewels, Breguet balance spring adjusted to one minute per day. For a note on the Chronotachymètre, see lot 69.