Glashütte Original · Senator

Strap for Senator Excellence Stainless Steel / Silver / Alligator / Pin

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

Lug width18 mm
Case diameter40 mm
Reference1-36-59-01-02-01
FamilySenator
MovementGlashütte Original caliber 36-01 hours, minutes, small seconds
Year2016
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

Straps for the Senator 1-36-59-01-02-01

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Senator 1-36-59-01-02-01, seen from the bench

The Glashütte Original Senator features the in-house caliber 36-01 with hour, minute and small seconds indications. The movement presents the typical German architecture with a three-quarter plate and traditional Glashütte finishings. The dial configuration features the small seconds sub-dial offset from the main handset axis.

Frequently asked questions

What is the exact lug width of the Glashütte Original Senator 1-36-59-01-02-01?

The lug width of the Glashütte Original Senator 1-36-59-01-02-01 is 18mm. This measurement represents the internal distance between the two watch lugs and is compatible with any universal strap or bracelet of matching dimensions. To verify this with precision, use a digital calliper or millimetre ruler, measuring perpendicularly between the two internal contact points of the lug. The 18mm size ensures broad availability of quality aftermarket options, ranging from fine leathers to technical straps.

Which strap is best suited to the Glashütte Original Senator 1-36-59-01-02-01?

Three primary strap categories are recommended for the Senator 1-36-59-01-02-01: alligator with vegetable tanning (warm cognac or black) to maximise formal dignity and develop natural patina over time; box calf in burgundy or black for elegant contrast of suppleness against steel; cotton NATO in striped tones for daily versatility without formal compromise. The selection depends on intended use: formal-evening (alligator), business-casual (calf), casual-versatile (NATO). A steel deployante improves practicality on leather straps.

How do I change the strap on the Glashütte Original Senator 1-36-59-01-02-01?

Strap replacement requires a dedicated tool called a spring bar tool or lug lever. First, place the case on a soft surface to prevent scratches. Insert the lever into the small gap between the lug and the lug hole, then push upward to compress the internal spring and release the old strap. Extract the pin completely and position the new strap, inserting the pin into the new leather or fabric seat whilst maintaining lever pressure until you hear a click of engagement. Verify that the pin is firmly seated before wearing the watch.

Can I use third-party straps on a Glashütte Original Senator with 18mm lug width?

Yes, quality aftermarket straps are fully compatible with the Glashütte Original Senator 1-36-59-01-02-01 provided they strictly respect the 18mm lug width specification. Always verify the technical specifications from the manufacturer before purchase. Fine leather straps (alligator, box calf, shell cordovan) with vegetable or vegetable-synthetic tanning are the preferred choice to preserve the watch's stylistic identity. Avoid straps with imprecise construction tolerances, as these may damage the delicate integrated lugs of the case. Milano Straps provides a curated selection of 18mm straps chosen for quality and acoustic compatibility.

What is the lifespan of a leather strap for the Senator 1-36-59-01-02-01?

A quality leather strap with vegetable tanning lasts on average 5-8 years under moderate daily use. Longevity depends on: frequency of wear, exposure to direct sunlight, environmental humidity and preventive maintenance. A superior-quality alligator strap with vegetable tanning may exceed 10 years maintaining structural integrity, although it will inevitably develop patina and colour change. A box calf strap lasts 4-6 years under ordinary use conditions. Maintenance consists of periodic cleaning with a damp cloth, avoiding prolonged water immersion and occasional application of leather conditioner. Deterioration typically begins at the lug attachment points, followed by thinning in the wrist-bend area. Replace the strap before complete rupture to avoid unexpected separation during daily wear.

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