A. Lange & Söhne · Saxonia

Strap for Datograph Perpetual White Gold / Grey

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter41 mm
Reference410.030
FamilySaxonia
MovementA. Lange & Söhne caliber L952.1 hours, minutes, small seconds, Additional 24 hours Hand (fixed) | big date, day, leap year, month, perpetual calendar | Chronograph, column wheel, Flyback | moonphase
Year2009 - 2011
CaseWhite Gold

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Saxonia 410.030

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Saxonia 410.030, seen from the bench

The Saxonia from A. Lange & Söhne features the in-house caliber L952.1 with perpetual calendar complications, a flyback chronograph with column wheel, and moon phase indication. The movement integrates functions of big date, day, month, leap year and a fixed second hour hand for 24-hour indication. The lugs measure 20mm in width.

Frequently asked questions

What is the lug width of the A. Lange & Söhne Saxonia 410.030?

The lug width of the Saxonia 410.030 is 20 millimetres. This measurement is critical in strap selection: any deviation results in improper fit. To verify compatibility, measure the internal distance between the lugs where the strap attaches to the case.

Which strap material best complements the Saxonia 410.030?

For the Saxonia 410.030 in white gold, three primary options are recommended: alligator (with natural grain texture that amplifies luxury), vegetable-tanned calf (developing an appealing patina over time), and shell cordovan (acquiring depth of colour through ageing). Rigid or synthetic materials are inadvisable, as they do not align with the watch's sartorial nature.

How do you change the strap on a Saxonia 410.030?

The process is straightforward but demands precision. Use a dedicated spring bar tool to compress the elastic pins that secure the strap to the lugs. Work with care to avoid scratching the white gold. The 20mm lug width is standard, making the operation identical to any other watch with this measurement.

Can I use an aftermarket strap on my Saxonia 410.030?

Absolutely. Any strap with a 20mm lug width is compatible. The artisanal quality of a strap is independent of the watch manufacturer, depending instead on craftsmanship and materials. An expertly-made alligator or vegetable-tanned calf strap from a specialised artisan can surpass official options, particularly in the custom segment.

How long typically lasts a leather strap on a Saxonia 410.030?

Lifespan depends on usage frequency, leather quality and maintenance. A well-treated alligator or vegetable-tanned calf strap lasts 3–5 years under normal daily wear. Shell cordovan, being denser, may exceed 7 years. Frequent exposure to humidity and perspiration reduces longevity; preventive maintenance (periodic cleaning, drying) significantly extends it.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only