Formex · Essence
Strap for Essence Automatic Chronometer Blue / Calf
Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Essence 0330.1.6331.722
Selected for the 22 mm lug width · workshop selection
Hammered calfskin strap in cuoio€98
Brown Italian Leather Military Strap€80
Apple Watch Saffiano Leather Strap Blue€105
Black Saffiano Rubber Strap€105
Grand Cavalier Military Brown Leather Strap€120
The Essence 0330.1.6331.722, seen from the bench
Frequently asked questions
What is the lug width of the Formex Essence 0330.1.6331.722?
The lug width is precisely 22mm. This measurement refers to the linear distance between the inner shoulders of the two metal lugs on the case. It is crucial to measure accurately between the bar pins without including outer protrusions to ensure correct compatibility with aftermarket straps.
Which strap is most suitable for the Formex Essence 0330.1.6331.722?
The choice depends on usage and desired aesthetics. An alligator or dark brown vegetable-tanned leather strap creates sophisticated contrast with the brushed stainless steel case and blue dial. For a minimalist approach, a black vitello pullup or dark grey FKM rubber strap offers daily versatility. Ballistic polyamide NATO straps are ideal for those seeking an austere aesthetic.
How do I change the strap on the Formex Essence 0330.1.6331.722?
Use a spring bar tool (forked metal instrument) to gently compress the spring-loaded pins of the lugs. Insert the flat end of the tool under the pin and apply steady pressure until the pin slides out of the lug on the case. Repeat for the other lug. To install the new strap, align the pins with the lugs and insert them until you feel the spring click into position. Work carefully to avoid scratching the case.
Are aftermarket straps available that are compatible with the Formex Essence 0330.1.6331.722?
Yes. All straps with 22mm lug width are compatible. Milano Straps offers a wide selection in Italian vegetable-tanned leather, alligator, technical rubber, and NATO fabrics. Each strap is selected to guarantee construction quality and visual proportions consistent with the Essence's minimalist aesthetic.
How long does a leather strap last on the Formex Essence 0330.1.6331.722?
A quality vegetable-tanned leather strap (traditional Tuscan tanning) lasts between 3 and 5 years with moderate daily wear, developing an visually interesting patina over time. Longevity depends on climate, frequency of wear, ambient humidity, and periodic care (gentle cleaning with cloth). Alligator straps are more durable (5-7 years) due to skin density. FKM rubber has similar longevity but degrades more uniformly without visual patina.
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.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only
