Important Collectors’ Wristwatches, P...

Geneva, Mandarin Oriental Hotel Du Rhône, Nov 12, 2006

LOT 110

Staybrite ?Single-Button Chronograph? Swiss, No. 320719. Made circa 1920. Fine and rare, mid-size, stainless steel "Staybrite" wristwatch with single olive-shaped button chronograph, register, tachometer and telemeter.

C. Three-body, polished and brushed, flat stepped bezel, concave lugs. D. White enamel with painted black baton indexes and Arabic quarter-hour numerals, subsidiary seconds, outer 1/5th of a second scale, Arabic five second numerals, outermost telemeter graduation in red and inner red tachometer spiral. Blued steel "alpha" hands. M. Cal. 12 ''', rhodium-plated, 15 jewels, straight-line lever escapement, monometallic balance, self-compensating flat balance spring, index regulator. Dim. 30 mm. Thickness 11 mm.