Important Collectors’ Wristwatches, P...

New York, Jun 14, 2006

LOT 43

"Chrono 4" Eberhard & Co., La Chaux-de-Fonds, "Chrono 4", Ref. 31041. Made in the 2000s. Fine and unusual, self-winding, water-resistant, stainless steel gentleman's wristwatch with round button chronograph, registers, tachometer, date and a stainless steel Eberhard & Co buckle.

C. Three-body, polished, straight lugs, case back with 8 screws, domed sapphire crystal. D. Black with applied faceted steel indexes and luminous dots, horizontally aligned subsidiary dials for the seconds, the 12-hour and 30-minute-registers, the 24- hour indication, outer tachometer graduation, aperture for the date at 12. Luminous steel "skeleton" hands. M. Cal. EB 200, rhodium-plated, "fausses côtes" decoration, 53 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring, micrometer regulator. Dial, case and movement signed. Diam. 40 mm. Thickness: 14 mm.