Jaeger-LeCoultre · Reverso

Strap for Reverso One Duetto Pink Gold / Silver / Alligator

Takes 14 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width14 mm
Case diameter20 mm
ReferenceQ334256J (aka: 334256J)
FamilyReverso
MovementJaeger-LeCoultre caliber 844 hours, minutes
Year2023
CaseRose 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 Reverso Q334256J (aka: 334256J)

Selected for the 14 mm lug width · workshop selection

All 14 mm straps →

The Reverso Q334256J (aka: 334256J), seen from the bench

The Reverso was introduced by Jaeger-LeCoultre in 1931 with a reversible case to protect the dial during sports activities. It is equipped with the 844 caliber with hour and minute indication. 14mm lugs complete the technical configuration of the timepiece.

Frequently asked questions

What is the lug width of the Jaeger-LeCoultre Reverso Q334256J?

The lug width (also called strap width or anse width) of the Jaeger-LeCoultre Reverso Q334256J measures precisely 14mm. This dimension represents the distance between the two attachment pins on the case. Verifying this measurement before purchasing an aftermarket strap is essential, as even half-millimetre deviations result in incompatibility.

What is the best strap choice for the Reverso Q334256J in rose gold?

For a timepiece of such refined aesthetic calibre, we recommend alligator leather in cognac or dark brown tones, vegetable-tanned calf, or Hermès-grade leather. Alligator amplifies the warmth of rose gold, whilst vegetable tanning permits a naturally evolving patina over time. We advise against NATO-style straps: on a 20mm Reverso, the visual proportion becomes discordant.

How do you change the strap on the Reverso Q334256J?

Strap replacement requires two specialist tools: a spring bar tool (a small bifurcated extractor) and a flat, well-lit work surface. Position the watch with the lugs facing upward, insert the tool into the lateral groove of the pin, apply gentle downward pressure until the pin disengages from its housing. Repeat on the opposite side. To install the new strap, align the holes with the lug ends and press until the pin returns to position. If uncertain, entrust this task to a professional: Reverso models demand precision handling.

Is an aftermarket strap compatible with the Jaeger-LeCoultre Reverso Q334256J?

Yes, provided it respects the 14mm lug width specification. Milano Straps curates a comprehensive collection of 14mm straps specifically selected and tested for Reverso compatibility. We verify every parameter: leather thickness, strap behaviour, stitching quality, and deployant clasp finishing. Our handcrafted straps are realised in premium leathers—alligator, calf, shell cordovan—with rose gold or gold-plated steel fittings.

What is the lifespan of a leather strap on a watch like the Reverso Q334256J?

Longevity depends on leather quality and frequency of wear. A premium alligator or vegetable-tanned calf strap, subjected to ordinary use, typically lasts between three and five years. Shell cordovan, being denser and more resilient, may exceed six years. Factors accelerating wear include frequent perspiration exposure, prolonged sunlight contact, environmental humidity, and lack of periodic maintenance. Milano Straps provides an 18-month guarantee against manufacturing defects. Our straps are engineered to age elegantly, developing a distinctive patina that reflects the wearer's relationship with the timepiece.

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