A. Lange & Söhne Saxonia Langematik 'Sax-0-Mat' Ref. 308.027
Dress Watch / Complications Watch · A. Lange & Söhne (Richemont Group). Tier: Haute Horlogerie. Recognized as one of the world's finest watch manufacturers, rivaling the 'Holy Trinity'.
Period: Modern Luxury (late 1990s-early 2000s). Style is Neo-Classical German characterized by architectural lug design, a movement featuring Glashütte stripes, and the signature outsize date pusher.
Type
Dress Watch / Complications Watch
Brand
A. Lange & Söhne (Richemont Group). Tier: Haute Horlogerie. Recognized as one of the world's finest watch manufacturers, rivaling the 'Holy Trinity'.
Movement
Automatic, In-house Caliber L921.4 'Sax-0-Mat'. Features a 21k gold micro-rotor with a platinum centrifugal mass, 45 jewels, 21,600 vph, and a 46-hour power reserve. Includes a zero-reset mechanism for precise time setting.
Dimensions
37mm diameter, 9.7mm thickness, 45.5mm lug-to-lug, 19mm lug width. It wears slightly larger than its size due to the prominent lug architecture.
Description
The Langematik is a masterpiece of German engineering, featuring the legendary 'Sax-0-Mat' movement. This automatic caliber is celebrated for its micro-rotor design which allows a full view of the hand-engraved balance cock and the 'zero-reset' seconds complication. The aesthetic is a perfect balance of utility and opulence, housed in a traditionally sized 37mm yellow gold case.
Key Features
L921.4 micro-rotor movement, zero-reset seconds function, patented outsize date pusher at 10, hand-engraved balance cock, and three-quarter plate construction.
Dial Description
Black dial (typical of Ref 308.024/027 series), likely solid silver, with applied yellow gold faceted baton indices and yellow gold alpha/sword hands. Features an outsize date at 12 o'clock and small seconds at 6 o'clock.
Case Material
18k Yellow Gold, high-polish finish with brushed case bands.
Crystal Type
Scratch-resistant sapphire crystal with flat profile and likely internal AR coating.
Bezel Details
Fixed, polished 18k yellow gold stepped bezel.
Crown & Pushers
Yellow gold fluted crown with brand logo; rectangular quick-set pusher at 10 o'clock for the outsize date complication.
Bracelet or Strap
Dark brown / black alligator leather strap with a 18k yellow gold Lange-signed pin buckle.
Caseback Details
Exhibition screw-down caseback with 6 screws. Engravings include 'A. LANGE & SOHNE', 'GLASHUTTE I/SA', and case serial/reference numbers including '1000/89' which may indicate a specific limited production sequence.
Movement Type
Automatic, In-house Caliber L921.4 'Sax-0-Mat'. Features a 21k gold micro-rotor with a platinum centrifugal mass, 45 jewels, 21,600 vph, and a 46-hour power reserve. Includes a zero-reset mechanism for precise time setting.
Water Resistance
30 Meters (3 ATM). Splash proof only; not suitable for swimming or immersion.
Origin & Provenance
Germany; Glashütte. In-house movement manufactured entirely in Saxony.
Age Estimate
Circa 1997-2005. The Sax-0-Mat movement was introduced in 1997 and this specific yellow gold execution was prominent in the early 2000s.
Cultural Significance
Represents the rebirth of German watchmaking excellence post-reunification. It helped establish A. Lange & Söhne as the premier non-Swiss luxury watch brand.
Condition Notes
Very Good condition. Minor hairline scratches visible on the case and lugs. Movement appears clean with no signs of oxidation. Leather strap shows some wear on the underside. Overall Grade: Very Good.
Value Estimate
$18,000 - $24,000 USD depending on the presence of original box and paperwork.
Care & Maintenance
Service every 5-7 years due to movement complexity. Professional pressure testing recommended every 2 years if worn near water. Avoid magnetic fields as the movement uses an alloy hairspring.
Similar Watches
Patek Philippe Calatrava 5119J (smaller, manual wind, no date), Vacheron Constantin Patrimony, or the modern Lange Saxonia Automatic.
Interesting Facts
The 'Sax-0-Mat' name is a portmanteau of 'Saxony', 'Zero', and 'Automatic'. When the crown is pulled, the seconds hand instantly jumps to zero to facilitate perfectly accurate time sync.