A. Lange & Söhne Saxonia 309.025

40.5mm · Platinum · Caliber L921.4

Grand Langematik Platinum

Brand: A. Lange & Söhne
Full reference: 309.025
Also written as: 309025
Collection: Saxonia
Case diameter: 40.5mm
Case thickness: 10.7mm
Lug width: 20mm
Case material: Platinum
Crystal: Sapphire
Caliber: L921.4
Dial color: Silver

Other 309 variants

Same base reference with a different dial, bracelet or market code.

A. Lange & Söhne

Saxonia

309.021

40.5mmYellow Gold

A. Lange & Söhne

Saxonia

309.031

40.5mmPink Gold

Related references — same collection

Shared specifications help discovery; these links do not assert a predecessor or successor relationship.

A. Lange & Söhne

Saxonia

607.091FE

40.5mmPlatinum

A. Lange & Söhne

Saxonia

105.025

33.9mmPlatinum

A. Lange & Söhne

Saxonia

105.035

33.9mmPlatinum

A. Lange & Söhne

Saxonia

130.025

45.9mmPlatinum

Compare specifications

Specification	309.025	607.091FE	105.025	105.035	130.025
Case diameter	40.5mm	40.5mm	33.9mm	33.9mm	45.9mm
Case material	Platinum	Platinum	Platinum	Platinum	Platinum
Water resistance	—	20m	30m	30m	—
Movement	—	Manual	—	—	—
Caliber	L921.4	L122.2	L941.3	L941.3	L034.1
Power reserve	—	72 hours	—	—	—

Sources & record notes

Displayed specifications follow the most complete source record. Other source records are retained below; conflicting values are not silently combined. WatchBase.

WatchBase ↗ · 2026-09-21 15:42:33 JST

WatchBase · A. Lange & Söhne 309.025

Original collection: Saxonia

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Corrections and data limitations