Jaeger-LeCoultre · Master Ultra Thin
Strap for Master Ultra Thin Tourbillon Moon Pink Gold / Eggshell / Alligator
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 Master Ultra Thin Q169242J (aka: 169242J)
Selected for the 22 mm lug width · workshop selection
Millenium Cognac Alligator Strap€270
Matte Blue Alligator Strap€270
Matte Black Alligator Strap€270
Vintage Black Calfskin Leather Strap€80
Hammered Calfskin Strap Light Blue€98
The Master Ultra Thin Q169242J (aka: 169242J), seen from the bench
Frequently asked questions
What is the lug width of the Jaeger-LeCoultre Master Ultra Thin Q169242J?
The Jaeger-LeCoultre Master Ultra Thin Q169242J features a lug width of 22 mm, measured internally between the two lugs. This dimension allows compatibility with any artisanal strap specifically constructed for this size.
Which strap is recommended for the Jaeger-LeCoultre Master Ultra Thin Q169242J?
Mississippi alligator leather with symmetrical large scale represents the ideal choice from a manufacturing perspective. Chocolat tonality creates elegant contrast with the rose gold case. Alternatively, vegetable-tanned calf leather in cognac tone establishes a warmer and more contemporary chromatic dialogue.
How do I change the strap on this watch?
Strap replacement requires a spring bar tool to extract the pins connecting the strap to the case. Insert the tool tip into the pin slot, apply gentle outward pressure, and the pin will release. To install the new strap, align the holes at the extremities and reinsert the pins, assisting the movement with the tool until the locking click is felt.
Can I use a quality aftermarket strap on a Jaeger-LeCoultre Master Ultra Thin?
Absolutely. An artisanal strap in fine leather, crafted with lugs compatible at 22 mm and a rose gold deployant clasp upon request, not only is compatible but further enhances the watch. Specialised brands and bespoke ateliers guarantee construction quality equal to or superior to OEM straps.
How long does a leather strap last on a daily-wear wristwatch?
A strap in quality alligator or artisanal calf leather, worn daily and maintained with periodic conditioning, retains functionality and aesthetics for 4–6 years. Natural leather ageing is part of the charm; it will develop characteristic patina and deeper venation. Longevity depends on climate, frequency of use, and maintenance. A quality strap merits rotation with others to extend durability.
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
