Emmanuel, known as quattro on WatchProSite, provides an invaluable reference guide to the A. Lange & Söhne Langematik Perpetual Calendar. His detailed overview, complete with reference numbers and production dates, serves as an essential resource for collectors navigating the nuances of this significant timepiece. This article synthesizes community insights, offering a deeper appreciation for a watch that masterfully combines horological complexity with understated elegance.
Measuring 38.5 x 10.2 mm, the A. Lange & Söhne Saxonia Langematik Perpetual Calendar is powered by automatic Sax-O-Mat caliber L922.1.
Introduced in 2001 (in yellow gold and platinum), it was discontinued in 2024.
It was the first mechanical wristwatch that combined a perpetual calendar with a Lange outsize date.
Do you like this perpetual calendar and do you have a favorite variant?
Yellow gold on leather strap, for me.
Best, Emmanuel
A/ WHITE GOLD 1/ REF. 310.028 Produced in 2021, limited to 50 pieces
credit: Phillips2/ REF. 310.026 Produced from 2014 to 2017
credit: The Time TraderB/ PLATINUM 1/ REF. 310.025 Produced from 2001 to 2017
credit: s.song2/ REF. 310.225 Produced from 2001 to 2003
credit: The KeystoneC/ HONEY GOLD REF. 310.050Introduced in 2019, limited to 100 pieces
credit: MonochromeD/ YELLOW GOLD 1/ REF. 310.021 Produced from 2001 to 2007

credit: Phillips
2/ REF. 310.221 Produced from 2001 to 2006
credit: The Keystone
E/ PINK GOLD 1/ REF. 310.032 Produced from 2007 to 2017
credit: Paul Duggan2/ REF. 310.037 Introduced in 2021, limited to 50 pieces

credit: The Time Trader
3/ REF. 310.047 2008 limited edition of 25 pieces for Singapore retailer Sincere
credit: Antiquorum3/ REF. 310.232 Produced from 2007 to 2012
credit: The 1916 Company
BONUS: THE SAXONIA MINUTE REPEATER PERPETUAL
REF. 607.091 (limited to 50 pieces)
40.5 x 12.1 mm platinum case & manual winding caliber L122.2
credit: Revolution
About the A. Lange and Söhne Langematik Perpetual 18kt Yellow Gold Ref. 310.021
The Langematik Perpetual Calendar reference 310.021, introduced in 2001, represents a significant offering within the brand's perpetual calendar complications. It was notable for combining a perpetual calendar with the Lange outsize date, a signature element of the manufacture. This reference was part of the initial launch of the Langematik Perpetual Calendar series, establishing the design language and technical foundation for subsequent iterations. It was produced in yellow gold and platinum variants upon its introduction.
This particular reference features an 18kt yellow gold case measuring 38.5 mm in diameter and 10.2 mm in thickness. It is powered by the automatic Sax-O-Mat caliber L922.1, which provides a power reserve of 46 hours. The watch is fitted with a scratch-resistant sapphire crystal and typically presented on a brown leather strap, complementing its champagne dial. The fixed bezel maintains the classic profile of the Langematik line.
For collectors, the 310.021 holds interest as an early example of the Langematik Perpetual Calendar, marking a key development in the brand's complicated watch offerings. Its production run extended until 2024, indicating a sustained presence in the catalog. The yellow gold execution on a leather strap is a traditional configuration, appealing to those who appreciate classic watchmaking aesthetics combined with advanced mechanical functionality.
Specifications
- Caliber
- L922.1
- Case
- 18kt Yellow Gold
- Diameter
- 38.5mm
- Dial
- Champagne
- Crystal
- Scratch Resistant Sapphire
About the A. Lange and Söhne Langematik Ref. 310.050
The A. Lange & Söhne Langematik Perpetual Calendar reference 310.050 is a distinguished offering within the brand's Saxonia collection, notable for its integration of a perpetual calendar with the signature Lange outsize date. This reference represents a significant technical achievement, combining these complex functions within an automatic winding movement. It was introduced as part of a series that debuted in 2001, establishing a new benchmark for perpetual calendar wristwatches from the Glashütte manufacture.
This particular reference features a 38.5 mm case crafted from 18k pink gold, paired with a silver dial. The watch is powered by the automatic Sax-O-Mat caliber L922.1, which is visible through a sapphire crystal case back. The movement provides a power reserve of 46 hours. The front crystal is also sapphire, ensuring durability and clarity for the intricate dial display.
As a perpetual calendar, the watch appeals to collectors seeking high horology complications combined with classic design. The Langematik Perpetual Calendar series is recognized for its sophisticated engineering and traditional finishing. The 310.050 in pink gold offers a warm aesthetic, distinguishing it from other metal variants and contributing to its appeal among enthusiasts of Lange's more understated yet technically advanced timepieces.
Specifications
- Caliber
- L922.1
- Case
- 18k pink gold
- Diameter
- 38.5mm
- Dial
- Silver
- Water Resist.
- 30m
- Crystal
- Sapphire
About the A. Lange and Söhne Langematik Perpetual 18kt Yellow Gold Ref. 310.221
The A. Lange & Söhne Langematik Perpetual Calendar reference 310.221, introduced in 2001, was a significant offering within the brand's Saxonia collection. It distinguished itself as the first mechanical wristwatch to combine a perpetual calendar with the brand's signature outsize date. This reference was part of the initial launch of the Langematik Perpetual Calendar, available in both yellow gold and platinum variants, establishing a key complication within the Lange catalog.
This particular reference features an 18kt yellow gold case measuring 38.5 mm in diameter and 10.2 mm in thickness. It is powered by the automatic Sax-O-Mat caliber L922.1, which provides a power reserve of 46 hours. The watch is fitted with a scratch-resistant sapphire crystal, protecting a champagne-colored dial. The movement is visible through a sapphire caseback, showcasing Lange's finishing.
For collectors, the 310.221 represents an early iteration of a technically complex and aesthetically balanced perpetual calendar from A. Lange & Söhne. Its discontinuation in 2024 marks it as a specific production period piece. The yellow gold execution on a matching 18kt yellow gold bracelet offers a classic presentation of this complication, appealing to those who appreciate traditional precious metal watchmaking.
Specifications
- Caliber
- L922.1
- Case
- 18kt Yellow Gold
- Diameter
- 38.5mm
- Dial
- Champagne
- Crystal
- Scratch Resistant Sapphire
About the A. Lange and Söhne Langematik Perpetual Platinum Ref. 310.225
The A. Lange & Söhne Langematik Perpetual Calendar reference 310.225 is a notable example of the brand's approach to complex horology, integrating a perpetual calendar with the signature Lange outsize date. This reference is distinguished by its platinum case and rhodium dial, offering a discreet yet sophisticated aesthetic within the Langematik family. It represents a significant offering for collectors seeking a highly functional complication in a refined package.
This particular reference features a 38.5 mm platinum case with a thickness of 10.2 mm, housing the automatic Sax-O-Mat caliber L922.1. The movement provides a power reserve of 46 hours and is visible through a scratch-resistant sapphire crystal case back. The dial is presented in rhodium, complemented by a fixed bezel and a platinum bracelet, ensuring material consistency throughout the timepiece.
Introduced in 2001, the Langematik Perpetual Calendar was a significant development for A. Lange & Söhne, being the first mechanical wristwatch from the brand to combine a perpetual calendar with their outsize date. The reference 310.225 appeals to collectors who value technical sophistication and a classic design, particularly those with an appreciation for platinum timepieces. The model was discontinued in 2024.
Specifications
- Caliber
- L922.1
- Case
- Platinum
- Diameter
- 38.5mm
- Dial
- Rhodium
- Water Resist.
- 30m
- Crystal
- Scratch Resistant Sapphire
About the A. Lange and Söhne Langematik Ref. 310.026
The Langematik Perpetual Calendar reference 310.026 is a significant model within the A. Lange & Söhne collection, notable for its combination of a perpetual calendar with the brand's signature outsize date. This reference, introduced in 2001, was among the initial offerings of the Langematik Perpetual Calendar line, which quickly established itself as a cornerstone of Lange's complicated watchmaking. It represents a blend of traditional horological complexity with the brand's distinctive aesthetic and technical innovations.
This particular reference features a 38.5 mm case crafted from white gold, with a thickness of 10.2 mm. It is powered by the automatic Sax-O-Mat caliber L922.1, a movement known for its zero-reset mechanism and precise finishing. The watch is fitted with a sapphire crystal, providing a clear view of the dial and, through the exhibition case back, the intricate movement. The automatic winding mechanism ensures consistent power delivery, contributing to the watch's practicality as a daily wear complication.
As a discontinued reference from 2001, the 310.026 holds appeal for collectors interested in the early iterations of Lange's perpetual calendar offerings. Its white gold case provides a subtle yet luxurious presentation, distinguishing it from other variants like the yellow gold or platinum versions. The Langematik Perpetual Calendar series is recognized for its technical sophistication and the integration of multiple complications in a legible and balanced dial layout, making this reference a notable example of the brand's commitment to high horology.
Specifications
- Caliber
- L922.1
- Case
- 18k white gold
- Diameter
- 38.5mm
- Dial
- Silver
- Water Resist.
- 30m
- Crystal
- Sapphire