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Glashütte Original · Senator

Strap for Senator Perpetual Calendar Red Gold / Silver / Rubber / Pin

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

18mm
18 mm strapsAll Glashütte Original
Lug width18 mm
Case diameter42 mm
Reference100-02-22-05-06
FamilySenator
MovementGlashütte Original caliber 100-02 hours, minutes, seconds | big date, day, leap year, month | moonphase | alarm
CaseRed Gold

Spring bar

Swiss Standard universal spring bars

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

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Straps for the Senator 100-02-22-05-06

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Senator 100-02-22-05-06, seen from the bench

The Senator from Glashütte Original is equipped with the in-house caliber 100-02 with perpetual calendar complications, moon phases and alarm. The movement indicates hours, minutes, seconds with large date, day, month and leap year. The reference 100-02-22-05-06 represents one of the high-watchmaking offerings from the German brand.

Frequently asked questions

What is the lug width of the Glashütte Original Senator 100-02-22-05-06?

The Glashütte Original Senator 100-02-22-05-06 has a lug width of 18mm. This dimension is specific to the 42mm case model and was selected to achieve optimal proportions between case and strap. Measurement must be performed at the solder base between lug and case, using a digital calliper positioned perpendicularly on the internal flat surface.

What is the best strap for the Glashütte Original Senator 100-02-22-05-06?

The optimal strap choice depends on intended use. For formal wear, we recommend Hermès-quality alligator or vegetable-tanned calf leather (Horween Chromexcel or Italian productions), which develop authentic patina over time. Dark brown or bordeaux shades are particularly suited to the rose gold case. For versatility, vegetable-tanned calf guarantees durability and sustainable aesthetics. 18mm NATO straps are valid for summer contexts if matched with chromatic coherence.

How do I change the strap on my Senator 100-02-22-05-06?

The Glashütte Original Senator features lugs soldered to the case. Strap replacement requires specific tools: a spring bar tool or professional instruments to extract the tension spring from the lugs. DIY methods are not recommended: a certified watchmaker or horological expert can perform the operation in minutes without risk of scratching the rose gold case.

Are there aftermarket straps compatible with the 100-02-22-05-06?

Yes, Milan Straps offers bespoke artisanal straps in 18mm size specifically compatible with the Senator 100-02-22-05-06. Straps are available in quality leather (alligator, calf, shell cordovan), NATO canvas, and FKM rubber. Compatibility is guaranteed by specialised manufacturers respecting Glashütte lug construction tolerances. Customisation and rapid shipping are available online.

How long does a leather strap last on my Senator?

Leather strap longevity depends on material type, frequency of use, and environmental conditions. Alligator with natural tanning (Rocado, Hermès) guarantees 5-7 years of daily wear. Vegetable-tanned calf (Horween) lasts 4-6 years before spring bar replacement becomes necessary. Shell cordovan can exceed 7 years with regular maintenance (cleaning, drying). Prolonged humidity exposure or perspiration accelerates connective membrane degradation.

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