Important Collector's Wristwatches, P...
New York, Dec 01, 2004
International Watch Co., Schaffhausen, "Grande Complication", No. 18/ 50, Ref. 3770. Produced in a limited edition of 50 examples in 1993. Very fine and extremely rare, oversized, astronomic, minute-repeating, self-winding, platinum gentleman?s wristwatch with square button chronograph, registers, secular perpetual calendar, moon phases and a platinum IWC buckle.
C. Three-body, solid, polished, case back with screws, pyramidal bezel, curved straight lugs, screwed-down crown, sapphire crystal. D. White with applied yellow gold indexes, subsidiary dials for the seconds, the 12-hour and 30-minute registers, the date, days of the week, and the months, apertures for the four-digit year and the phases of the moon. Yellow gold ?bâton? hands. M. Cal 79091, rhodium plated, "fausses-côtes" decoration, 68 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance spring, repeating on gongs by activating slide on the band. Dial, case and movement signed.Diam. 42 mm. Height 16 mm.
| Grading System | |
|---|---|
| Grade:  | |
| Case: 3 | Good | 
| Movement: 2 | Very good | 
| Dial: 1 - 01 |