Technical Perspective: Going Beyond Chronometer Standards With Glashütte Original's Senator Excellence

The new Caliber 36 development from Glashütte Original is tried past COSC standards.

“Chronometer” truly, alluded to an especially precise watch or clock – frequently, one which utilized a detent escapement. Today, the expression “chronometer” is characterized by ISO 3159, which shapes the premise of the norms utilized by  Switzerland’s Controle Officiel Suisse des Chronomètres (COSC). COSC guarantees chronometers for Rolex, Breitling, and Panerai to give some examples brands. While COSC is absolutely a conspicuous testing organization, there are others as well. The Federal Institute of Metrology (METAS) in Switzerland has as of late started testing watches, with Omega moving its chronometer testing there from COSC. In Germany, Wempe tests and confirms chronometers at the Glashütte Observatory, under DIN 8319, which utilizes similar rules as those found in ISO 3159.

Setting aside precision, the Senator Excellence is a completely appealing watch that wears very well.

Even with the current testing organizations accessible to ensure their watches, there is a pattern of brands making their own seals, guarantees, or assurances all things considered. Some contend that these outcomes can’t be depended on as much as those coming from nonpartisan testing office – and I concur. Perhaps in view of that, Glashütte Original decided to cause its quality guarantee principles to surpass what COSC indicates. Also, the Senator Excellence isn’t advertised as a chronometer, despite the fact that it unquestionably could be founded on its exhibition norms (however once more, to utilize the expression “chronometer” for a German-made watch would require testing by an outer office). Taking a gander at Glashütte Original’s quality guarantee, I can see that it eminently surpasses COSC’s chronometer guidelines in two classifications: positions tried and normal day by day rate.

Adjusting the rate is done by means of equilibrium screws. (Photograph Courtesy Glashütte Original)

Positions tested
COSC: 5
Glashütte Original: 6
Average every day rate
COSC: – 4/+6 seconds more than ten days
Glashütte Original: – 4/+6 seconds over twelve days
Mean variety in rates
COSC: 2 seconds for each day
Glashütte Original: 2 seconds for each day
Greatest variety in rates
COSC: 5 seconds
Glashütte Original: 5 seconds
Difference between rates in level and vertical positions
COSC: – 6/+8 seconds
Glashütte Original: – 6/+8 seconds
Largest variety in rates
COSC: 10 seconds
Glashütte Original: 10 seconds

The Senator Excellence is the principal watch to house the new Caliber 36 movement.

This is a noteworthy testing system for any watch, and I was intrigued to test the watch direct to perceive what the outcomes would be. While I didn’t test the rate more than twelve days (as Glashütte Original did) the outcomes I found in one evening time testing with Witschi and Vibrograf timing machines were surprising. The outcomes coordinated precisely what Glashütte Original indicated in the rate card provided with the watch. The Senator Excellence is an uncommonly precise mechanical watch, addressing a huge move up to the brand’s famous Senator line.

The Glashütte Original Senator Excellence in tempered steel with silver dial is accessible now with a retail cost of $9,700. For more data, visit Glashütte Original.

The Caliber 36’s controller with the fine change screw.

A more critical glance at the extension etchings on the Caliber 36.