Jaeger-LeCoultre · Master Ultra Thin
Strap for Master Ultra Thin Small Second 40 Bracelet
Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
20mm
Lug width20 mm
Case diameter40 mm
Reference1358120 (aka: Q1358120)
FamilyMaster Ultra Thin
MovementJaeger-LeCoultre caliber 896
Hours, Minutes, Small Seconds
CaseStainless Steel
Straps for the Master Ultra Thin 1358120 (aka: Q1358120)
Selected for the 20 mm lug width · workshop selection
Black Alligator Strap with Light Blue Edges€210
Black Alligator Strap with White Edges€210
Millenium Cognac Alligator Strap€270
Matte Blue Alligator Strap€270
Green Rubberized Alligator Strap with Ecru Tribal Stitching€185
The Master Ultra Thin 1358120 (aka: Q1358120), seen from the bench
The Jaeger-LeCoultre Master Ultra Thin Ref. 1358120 is a 40mm stainless steel watch with an integrated bracelet and 20mm lug width. It features the in-house caliber 896, an automatic movement displaying hours, minutes, and small seconds at 6 o'clock. With a case thickness of just 8.5mm, this model represents decades of mechanical miniaturization engineering and embodies Swiss understatement through its formal purity and seamless integration of case and bracelet.
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