Important Collectors' Wristwatches, P...

New York, Dec 09, 2009

LOT 67

Stainless Steel Malte Tonneau Tourbillon, No. 10/10 Vacheron Constantin, Genève, "Malte Tonneau Tourbillon," No. 10/10, movement No. 968969, case No. 1130705, Ref. 30145. Made in a limited edition of 10 pieces in 2006 for the 100th anniversary of the historic Geneva boutique: 1906-2006. Extremely fine and very rare, tonneau-shaped, water-resistant, stainless steel wristwatch with visible one-minute tourbillon regulator, 42-hour power reserve indicator, date and a stainless steel Vacheron Constantin double deployant clasp. Accompanied by the original fitted box, Certificate of Origin, setting pin, pouch and manual.

C. Three-body, solid, polished, fluted lugs, transparent case back with 8 screws, sapphire crystals. D. Textured black with applied 18K pink gold tapered baton hour indexes, plain black center, Vertical hand-guilloché outer zone, inner minute divisions, 1906-2006 at the top, pink gold power-reserve sector at 10, subsidiary date dial at 2, aperture for the tourbillon cage under a polished steel bridge, carrying the subsidiary seconds hand. Pink gold epée hands. M. Cal. 1790, rhodium-plated, fausses cotes decoration, 27 jewels, lateral lever escapement with one-minute tourbillon regulator with Maltese Cross-shaped steel cage, monometallic balance adjusted to heat, cold, isochronism, shock absorber, self-compensating Breguet balance-spring. Dial, case and movement signed. Dim. 37 x 53 mm. Thickness 13 mm.