Jaeger-LeCoultre · Master Ultra Thin

Strap for Master Ultra Thin Date Boutique Edition

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter40 mm
Reference128255J (aka: Q128255J)
FamilyMaster Ultra Thin
MovementJaeger-LeCoultre caliber 899/1 Hours, Minutes, Seconds | Date
CasePink Gold

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Master Ultra Thin 128255J (aka: Q128255J)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Master Ultra Thin 128255J (aka: Q128255J), seen from the bench

The Jaeger-LeCoultre Master Ultra Thin features the caliber 899/1 with indication of hours, minutes, seconds and date. The reference Q128255J presents an ultra-thin automatic movement characteristic of the Master collection. The dial offers an essential time reading with a date complication.

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.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only