Important Collector's Wristwatches, P...

New York, Sep 17, 2009

LOT 378

GST Perpetual Calendar International Watch Co., Schaffhausen, "GST - Chronograph Perpetual Calendar," case No. 2892448, Ref. 3756. Made in the 2000?s. Fine, self-winding, water-resistant, titanium wristwatch with round button chronograph, registers, secular perpetual calendar, moon phases and a titanium IWC bracelet with deployant clasp. Accompanied by a fitted box, booklet and a blank warranty card.

C. Three-body, screwed-down case back and crown, inclined bezel, curved lugs, sapphire crystal. D. Black with luminous baton indexes, outer 1/5th seconds scale with 5-minute/ seconds yellow Arabic numerals, subsidiary guilloché dials for the seconds, the 12-hour and 30-minute registers, the days of the month and the week, apertures for the moon phases at 12 and for the 4-digit year display until 2499 at 8. Luminous baton hands. M. Cal. 79261, gilt brass, 39 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, index regulator, hack mechanism. Dial, case and movement signed. Diam. 43 mm. Thickness 16 mm. Approx. overall length 175 mm.