Important Collectors’ Watches, Pocket...

Geneva, Oct 14, 2007

LOT 474

Staybrite ?Split-Seconds Chronograph? Eberhard & Co., La Chaux-de-Fonds, Switzerland, No. 17213, case No. 1000023. Made in the 1930s. Fine and rare, large, stainless steel ?Staybrite? wristwatch with olive and co-axial button split-second chronograph, register and tachometer.

CHF 15,000 - 20,000

EUR 9,000 - 12,000 / USD 12,000 - 17,000

Sold: CHF 17,700

C. Three-body, solid, polished and brushed, stepped bezel, concave lugs. D. Matte silver with painted Arabic numerals, outer minutes and fifths of a second divisions with Arabic five minute/seconds numerals, concentric tachometer graduation, subsidiary dials for the seconds and 30-minute register. Blued steel ?épée? hands. M. 16''', rhodium-plated, 19 jewels, straight-line lever escapement, monometallic balance, self-compensating Breguet balance-spring, index regulator, the coaxial single button on the winding-crown for start-stop and return to zero functions of the split-second chronograph hand. Dial, case and movement signed. Diam. 40 mm. Thickness 14 mm. From ?The Collection?


LOADING IMAGES
Click to full view
Image

Grading System
Grade: AA

Very good

Case: 3

Good

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 4-7-01

Fair

Oxidized

HANDS Original

Notes

In 1935, Eberhard created the double chronograph (split-seconds) which could be stopped and restarted as desired, without returning to zero.