A. Lange & Söhne Saxonia: Ultra-Thin Dress Watches from Glasütte

Zach Charles • May 23, 2026

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A. Lange & Söhne Saxonia: The Purist Line

Where the Lange 1 argues for asymmetry as a design position, the Saxonia argues for restraint. It is A. Lange & Söhne's purist round dress watch — a clean dial, a slim case, a manually wound movement of the highest finishing standard, nothing that does not serve the expression of time. The Saxonia was one of the four watches presented at the 1994 re-launch, and it has remained the collection through which Lange engages with the German dress watch tradition at its most essential.


Golden pocket watch from Glasütte, A. Lange & Söhne
A golden Glasütte pocket watch from the Lange & Söhne tradition — exemplifying the three-quarter plate, Glasütte stripe finishing, and hand-engraved balance cock that have characterised Lange movements since the 1845 re-founding.
Photo: Werneuchen — Public Domain — Wikimedia Commons

Origins — 1994

A. Lange & Söhne manufacture building, Glasütte
The A. Lange & Söhne manufacture in Glasütte, Saxony — the town that Ferdinand Adolph Lange chose in 1845 to re-establish German precision watchmaking, and where the Lange factory was re-founded on 7 December 1990 after the communist era.
Photo: Derbrauni — CC BY 4.0 — Wikimedia Commons

The Saxonia took its name from Saxony — the German federal state that encompasses Glashütte and the broader Erzgebirge watchmaking region. It was named, in a direct sense, for the territory of origin of German fine watchmaking.

At the 1994 Dresden presentation, the Saxonia represented the opposite design position to the Lange 1's asymmetric complexity. Where the Lange 1 displayed every function as a separate, prominently sized element, the Saxonia presented time only — hours, minutes, subsidiary seconds — in a classical round dial format. The movement underneath was identical in finishing standard to the Lange 1's; the point was that the Lange standard applied to restraint as much as to complexity.


Saxonia Thin — Calibre L093.1

A. Lange & Söhne Grande Complication pocket watch No. 42.500
An A. Lange & Söhne Grande Complication pocket watch (No. 42.500) — one of the most complex timepieces from the Glasütte manufacture, demonstrating the movement-finishing traditions that define Lange’s horological identity.
Photo: Ventus55 — CC BY-SA 4.0 — Wikimedia Commons

The Saxonia Thin is the most technically distinctive piece in the collection, introduced in 2011 .

Calibre L093.1:
- Movement thickness: 2.9 mm
- Case total height: 5.9–6.2 mm (size-dependent)
- Parts: 167
- Frequency: 21,600 vph (3 Hz)
- Power reserve: 72 hours
- Winding: Manual

At 2.9 mm movement thickness, the L093.1 is among the thinnest manually wound movements in serious production. The total case height of 5.9 mm places the Saxonia Thin in a category where very few watches from any manufacture compete: ultra-thin, Hallmark-quality (in the German sense), manually wound, with a 72-hour power reserve.

The three-quarter plate and hand-engraved balance cock are present at full Lange standard despite the extreme thinness — the finishing discipline is not reduced because the movement is thin.


Saxonia Automatic — Calibre L086.1

A. Lange & Söhne manufacture, Glasütte — exterior view
The A. Lange & Söhne manufacture exterior in Glasütte — the facility that produces approximately 5,000 watches per year across the Lange 1, Saxonia, 1815, and Zeitwerk collections, each assembled twice and then disassembled for final movement finishing.
Photo: Derbrauni — CC BY 4.0 — Wikimedia Commons

The Saxonia Automatic provides automatic winding in the same purist round case format.

Calibre L086.1:
- Parts: 209
- Power reserve: 72 hours
- Winding: Automatic

The automatic movement maintains the 72-hour power reserve of the manually wound variants — a design target that determined the barrel architecture. The Saxonia Automatic is the collection's entry point for buyers who prefer automatic winding without sacrificing the slim, restrained aesthetic.


Saxonia Moon Phase — Calibre L086.5

Golden pocket watch from Glasütte, A. Lange & Söhne
A golden Glasütte pocket watch from the Lange & Söhne tradition — exemplifying the three-quarter plate, Glasütte stripe finishing, and hand-engraved balance cock that have characterised Lange movements since the 1845 re-founding.
Photo: Werneuchen — Public Domain — Wikimedia Commons

The Saxonia Moon Phase (introduced 2016 ) adds a moon phase display to the automatic base.

Calibre L086.5:
- Parts: 325
- Power reserve: 72 hours
- Winding: Automatic
- Complication: Moon phase

The moon phase in the Saxonia context is a classical complication applied to a purist case — the dial acquires the moon phase aperture without becoming busy. The 325-part movement represents a substantial addition to the 209-part automatic base, but the case profile and dial language remain consistent with the time-only Saxonia.


Saxonia Annual Calendar — Calibre L207.1

The Saxonia Annual Calendar (announced 2026 ) represents the most recent addition to the collection, combining an annual calendar — displaying day, date, and month automatically, requiring one manual correction per year at the end of February — with a moon phase display.

Calibre L207.1:
- Movement diameter: 30.4 mm
- Thickness: 5.7 mm
- Parts: 491
- Power reserve: 60 hours
- Moon phase: 428-star lunar disc, accurate to 1 day in 122.6 years
- References: 331.026E (white gold) / 331.033E (pink gold)

The 428-star lunar disc is noteworthy: the star count enables a lunar cycle accuracy of 1 day in 122.6 years without requiring any correction mechanism — the gear ratio is precise enough over that timespan to remain within one day of the actual lunar cycle.


Saxonia Outsize Date

The Saxonia Outsize Date brings the Große Datum — the outsize date mechanism seen in the Lange 1 — to the round Saxonia case. The result is a watch that combines Lange's most recognisable complication with the purist round-case aesthetic of the Saxonia, creating a deliberate visual contrast: the outsize date appears unexpectedly large against the otherwise minimal dial.

The base movement uses Calibre L941.1 (3.2 mm thick movement, 7.3 mm total case, 21,600 vph) for the standard Saxonia references.


The Saxonia Proposition

A. Lange & Söhne Grande Complication pocket watch No. 42.500
An A. Lange & Söhne Grande Complication pocket watch (No. 42.500) — one of the most complex timepieces from the Glasütte manufacture, demonstrating the movement-finishing traditions that define Lange’s horological identity.
Photo: Ventus55 — CC BY-SA 4.0 — Wikimedia Commons

The Saxonia states a position that is different from the Lange 1's position and from anything in the Swiss dress watch canon:

German finishing standards — three-quarter plate, hand-engraved balance cock, screwed gold chatons, Glashütte stripe — applied to a round-case, minimal-dial format. This is not the Swiss approach to the same brief: Swiss ultra-thin dress watches (the Patrimony, the Calatrava) have their own finishing standards, but they do not have the three-quarter plate or the balance cock. The Saxonia Thin at 5.9 mm total height with the full Lange movement architecture is a specific object that does not exist anywhere else in watchmaking.

For buyers who want the Lange finishing standard in a conventional round case without the Lange 1's asymmetric display arrangement, the Saxonia is the answer.


Frequently Asked Questions

What is the Saxonia Thin?
A. Lange & Söhne's ultra-thin manually wound dress watch, introduced 2011. Calibre L093.1: 2.9 mm movement thickness, 5.9 mm total case height, 167 parts, 21,600 vph, 72-hour power reserve. Combines extreme thinness with full Lange finishing — three-quarter plate, hand-engraved balance cock, screwed gold chatons.

What movement does the Saxonia use?
Several variants: L093.1 (Saxonia Thin, manual, 2.9mm), L086.1 (Saxonia Automatic, 209 parts), L086.5 (Saxonia Moon Phase, 325 parts), L941.1 (Saxonia Outsize Date), L207.1 (Saxonia Annual Calendar, 491 parts).

How accurate is the Saxonia Annual Calendar moon phase?
Accurate to 1 day in 122.6 years — a precision achieved through the 428-star lunar disc's gear ratio, which replicates the lunar cycle (29 days, 12 hours, 44 minutes, 2.9 seconds) without requiring a correction mechanism.

Is there an automatic Saxonia?
Yes — the Saxonia Automatic uses Calibre L086.1 with 209 parts and 72-hour power reserve. The Saxonia Moon Phase (L086.5, 325 parts) also uses automatic winding.

When was the Saxonia launched?
As one of the four original 1994 A. Lange & Söhne re-launch watches, presented in Dresden on 24 October 1994.



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