A. Lange and Sohne 140.025 Zeitwerk Platinum Limited (28548)

28548 A. Lange & Sohne 140.025 Zeitwerk, 140025, limited to only 200 pieces, platinum on a strap with a platinum tang buckle, manual wind A. Lange & Sohne caliber L043.1, 36 hour power reserve, silver dial with white gold gold hands, patented digital jumping hour / minute mechanism, power reserve indicator at 12 O'Clock, small seconds at 6 O'Clock, sapphire crystal, display back, size: 41.9mm, thickness: 12.9mm, Like New with original box and papers dated 12 / 2009.

$73,900

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More about A. Lange and Sohne 140.025 Zeitwerk Platinum Limited

This is a platinum A. Lange & Sohne Zeitwerk 140.025. The watch is a limited edition of 150 pieces. It has an alligator strap with a platinum tang buckle. The solid, 44.2 mm diameter three-body case, angled bezel, and downturned lugs are polished. It has a scratch-resistant sapphire crystal, and a sapphire display case back. There is a 36-hour up/down power reserve indicator at 12 o'clock; the dial is solid silver argenté with white gold hands, and it has a small seconds sub dial at 6 o'clock. A unique digital jumping hour/minute mechanism with two window apertures are at the 9 o'clock and 3 o'clock positions between the dial and the case. The 12.9 mm thick case, dial, and movement are all signed.

This A. Lange & Sohne Zeitwerk 140.025 has a mechanical manual winding A.Lange & Sohne Caliber L043.1 movement that's rhodium-plated with fausses cotes embellishment. It's constructed with 78 jewels, 528 components, and a shock absorber mechanism. It has a straight-line lever escapement, and two screwed gold chatons. Included are a shock-resistant screw balance, and a monometallic balance spring that adjusts to 5 positions. The balance wheel has opposing weights, and the mechanism oscillates with a frequency of 18,000 vph (2.5Hz). It has a precision beat-adjustment system with a lateral setscrew and a whiplash spring.

The A. Lange & Sohne Zeitwerk 140.025 debuted in 2011, and is the world’s first mechanical wristwatch with a jumping numerals display.