A. Lange and Sohne 297.026 1815 Homage to Walter Lange "Jumping Seconds" Limited 18K WG (34995)

34995 A. Lange & Sohne 297.026 1815 Homage to Walter Lange 297026, released in 2017 and limited to 145 pieces worldwide, 18k white gold on a strap with an 18k white gold tang buckle, manual wind A. Lange & Sohne caliber L1924 with unique jumping sweep seconds, silver dial with black painted Arabic numeral hour markers and railroad-style minute track, power reserve of 60-hours, small running seconds at 6 o'clock, the large jumping seconds hand can be started and stopped with the pusher at 2 o'clock, sapphire crystal, water resistant to 30 meters, display back, diameter: 40.5mm, thickness: 10.7mm. Unworn with original box and papers, dated February 2020.

$43,900

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More about A. Lange and Sohne 297.026 1815 Homage to Walter Lange "Jumping Seconds" Limited 18K WG

This is an 18K white gold A. Lange & Sohne 1815 Homage to Walter Lange Jumping Seconds 297.026. It includes an alligator leather strap with an 18k white gold tang buckle, and scratch resistant sapphire crystals. It has a signed screw down winding crown, and an arched rectangular push button at 2 o'clock for starting and stopping the sweep seconds hand. It has an exhibition sapphire display case back secured by 6 screws and it's engraved with "A. LANGE & SOHNE – LIMITED – GLASHUTTE I/SA," and four hallmarks. The 40.5mm diameter round solid two-body case, curved lugs, and flat angled bezel, are polished/brushed. It includes a silver dial with black painted Arabic numeral hour markers, blued dauphine sword hour and minute hands, and a blued center sweep jumping second hand with a diamond-shaped open counterbalance. There is a black perimeter railway-style minute/second scale, and there is a silver subsidiary dial with a black railway-style running constant small seconds scale and a blued indicator hand at the 6 o'clock position. It's water resistant to 30 meters, it has a 60-hour power reserve at full winding, and the 10.7mm thick case, dial, and movement are all signed.

This A. Lange & Sohne 1815 Homage to Walter Lange Jumping Seconds 297.026 has a mechanical manual winding A. Lange & Sohne caliber L1924 movement with jumping sweep seconds. It's rhodium plated with Cotes de Geneve embellishment, and it's constructed with 36 jewels, 253 components, heat-tempered blued screws, a swan neck regulator, a straight-line lever escapement, and a shock absorber system. The mechanism oscillates at a frequency of 21,600 vph (3 Hz).

The A. Lange & Sohne 1815 Jumping Seconds 297.026 was introduced in 2017 in an edition of 145 examples, which is a reference to the number of years since the company's founding in 1845 and its re-founding in 1990. The reference number of 1924 is for Walter Lange's birth year.