Jaeger-LeCoultre · Master Ultra Thin

Strap for Master Ultra Thin Moon 34 Pink Gold / Diamond / Eggshell / Alligator

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

Lug width20 mm
Case diameter34 mm
Reference1252501
FamilyMaster Ultra Thin
MovementJaeger-LeCoultre caliber 925/1 Hours, Minutes, Seconds | Date | Moonphase
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 1252501

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Master Ultra Thin 1252501, seen from the bench

The Jaeger-LeCoultre Master Ultra Thin 1252501 features a 34mm pink gold case with a 20mm lug width, housing the caliber 925/1 movement. This timepiece combines hours, minutes, seconds, date, and moonphase complications within an exceptionally thin profile. The eggshell dial complements the warm tone of pink gold, while the diamond-set bezel adds refinement to this Master Ultra Thin collection piece.

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