Technical Archive

Glashütte Original
Senator 1-58-01-01-01-01— lug 21mm

Glashütte Original Senator 1-58-01-01-01-01: 21mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Senator Chronometer Rose Gold / Silver / Alligator / Pin

Artisanal Note

"This model requires a precise 21mm lug width to preserve the original sartorial balance."

Technical Specifications

Glashütte Original 1-58-01-01-01-01
Lug Width
21 mm

The essential strap measurement.

Browse 21mm straps →
Reference

1-58-01-01-01-01

Movement

Glashütte Original caliber 58-01 Hours, Minutes, Small Seconds, Day / Night Indication | Big Date | Power Reserve Indicator

The Heritage

The Glashütte Original Senator features the in-house caliber 58-01 with hour, minute, small seconds, large date and power reserve indications. The movement also includes a day/night indicator. The watch has 21mm lugs.

FAQ

What is the exact lug width of the Glashütte Original Senator 1-58-01-01-01-01?

The lug width of the Glashütte Original Senator 1-58-01-01-01-01 is 21 mm. This dimension corresponds to the internal diameter of the lugs attached to the case and is essential for correct strap selection. To verify, measure the distance between the inside of one lug and the inside of the other at the narrowest point using a digital calliper. A 21 mm strap ensures correct fit without vertical play.

Which strap is most suitable for the Glashütte Original Senator 1-58-01-01-01-01 in rose gold?

For the Senator 1-58-01-01-01-01 in rose gold, alligator straps represent the most refined choice. A cognac-coloured alligator in vegetable tanning ages magnificently, developing a golden patina that amplifies the warmth of rose gold. Alternatively, fine-grained calf box offers a regular and understated finish. For less formal contexts, a heavyweight canvas NATO or structured FKM rubber allows the Senator to maintain elegance even in daily situations.

How do I change the strap on my Glashütte Original Senator 1-58-01-01-01-01?

The strap on the Senator 1-58-01-01-01-01 is changed using a spring bar removal tool. Insert the flat tip of the tool into the lateral gaps of the case, just below the lug, to compress the internal spring. Repeat the operation on the opposite lug, then remove the old strap. To install the new 21 mm strap, align the lugs with the strap holes and gently push until the spring is completely seated. Verify that the strap is securely fastened on both sides.

Can I use an aftermarket compatible strap on my Senator 1-58-01-01-01-01?

Yes, the Glashütte Original Senator 1-58-01-01-01-01 is perfectly compatible with quality artisanal aftermarket straps, provided the lug width is exactly 21 mm. Numerous specialist makers produce straps in fine leather (alligator, calf, shell cordovan) and technical fabrics specifically calibrated for this width. Using a quality aftermarket strap does not compromise the watch's value, especially if made from noble materials and maintaining aesthetic coherence with the case.

How long does a leather strap last on the Glashütte Original Senator 1-58-01-01-01-01?

The lifespan of a leather strap depends on frequency of use, tanning method, and storage conditions. An alligator or calf strap in vegetable tanning, worn daily, has an average life of 4-6 years before requiring replacement. Exposure to moisture, salt sweat, and temperature fluctuations accelerates ageing. A shell cordovan strap, being more delicate, lasts 3-5 years. Regular maintenance (gentle cleaning, storage in a dry place) significantly extends useful life. It is advisable to have at least two straps alternated to distribute structural stress.