ZF Factory Jaeger-LeCoultre Master Ultra Thin Moon 1378420 Review

Size39x10mm，

MovementModified cal.938 automatic mechanical movement,

Functionshour hand, minute hand, independent small seconds, date, power reserve display

Case316 stainless steel case,

Crystalsapphire crystal,

Strapleather strap, deployant clasp

Water resistance30 metres, water-resistant for daily use

1. The dial features the same delicate sunburst pattern as the genuine piece, and the positioning and sizing of the three subdials are entirely correct.

2. The edges and sharp tips of the hands perfectly replicate the genuine version.

3. The hands of the three subdials utilise the same thermal-blued steel process as the genuine watch, achieving the exact same effect of displaying different colours at various angles.

4. The coin-edged crown is finely finished, and the embossed Jaeger-LeCoultre logo on the side is just as exquisite as on the genuine article.

5. The concentric circle thickness of the date adjustment pusher above the crown matches the genuine piece, a detail that is exceptionally difficult to achieve.

6. Movement stability and accuracy have been significantly improved with the upgrade.

　　Looking at this overallZF Factory Jaeger-LeCoultre Master Ultra Thin Reserve de MarcheThe 1378420 series. Whether considering the stainless steel case or the graduations, hour hand and subsidiary dial on the dial face, no fault can be found overall, and the ZF Factory 1:1 replica is exceptionally well executed.

　　The case is crafted from a 316 stainless steel case, polished to a smooth and rounded finish, with a sapphire crystal that provides complete clarity. The subsidiary dial at the top left of the dial face is the 40 hour true power reserve display, the subsidiary dial at the top right is the circular date, and the subsidiary dial at the 6 o'clock position is the running seconds dial. The overall functionality and appearance are consistent with the genuine article with no differences.

　　The graduations on the dial face are also very well made, full of three-dimensional depth, and the Jaeger-LeCoultre logo printed on the dial is sharp, neat and aesthetically pleasing. The size and length of the hour and minute hands are likewise consistent with the genuine article.

　　The Jaeger-LeCoultre logo on the crown is crafted with a strong three-dimensional effect, and the fluted triangular notches are polished with sharp, distinct edges.

　　The side profile is very distinctive, possessing a superb texture following a polishing treatment. The fit and integration between the lugs and the strap are also exceptionally seamless.

　　The strap is an imported calfskin strap, featuring beautifully executed bamboo grain patterns and graceful, tight lines.

　　It uses a folding clasp, with the lettering on the clasp engraved with great delicacy and aesthetic appeal, alongside a polished finish.

　　It is equipped with a replica cal.938 automatic mechanical movement, with the engravings on the movement similarly clear and refined. The overall appearance matches the genuine article, and timekeeping is precise and stable.

　　ThisZF Factory Jaeger-LeCoultre Master Ultra Thin Reserve de Marche series 1378420Far from being unattractive, it stands out among numerous dress watches thanks to its novel styling and design, striking a chord with watch enthusiasts and enjoying widespread popularity.

　　[ZF Factory] Jaeger-LeCoultre Master series 1378420

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