Important Modern & Vintage Timepieces

Geneva, Nov 11, 2012

LOT 531

JAEGER-LECOULTRE, REF. 146.8.34S. MASTER TOURBILLON STEEL Jaeger-LeCoultre, Master Tourbillon - 1000 Hours, case No. 2395344, Ref. 146.8.34S. Sold in June, 2007. Very fine and rare, self-winding, water-resistant, stainless steel wristwatch with visible one minute tourbillon regulator, independently adjustable hour hand for a second time-zone , 24-hour indication, patented semi-instantaneous special date function and a stainless steel Jaeger-LeCoultre double deployant clasp. Accompanied by the original fitted box, Certificate and instruction booklet.

C. Two-body, solid, polished, inclined bezel, transparent case back with 4 screws, concave lugs, sapphire crystals. D. Satine silver with applied faceted dart indexes and Arabic numerals, luminous dots, subsidiary 24 hour dial at 12, outermost date graduation, the date hand jumping from 15-16 so as not to obscure the tourbillon, aperture for the visible one-minute tourbillon regulator at 6, carrying the 3-spoke blued steel seconds hand, independently adjustable hour hand. Polished and frosted alpha hands. M. Cal. 978, rhodium-plated, fausses cotes decoration, 33 jewels, lateral lever escapement with one-minute tourbillon regulator, titanium bridge, 3 equidistant arm titanium carriage, monometallic balance, self-compensating Breguet balance spring, 22K gold rotor. Dial, case and movement signed. Diam. 41.5 mm. Thickness 12.5 mm.