SJ Products presents the Jaeger-LeCoultre Master Series RW4 Jaeger-LeCoultre/410257J/42mm Alarm Watch. The movement features the Japanese 9015, with a quality guarantee of three years and zero repairs. The Jaeger-LeCoultre Master 410257J series calendar watch showcases a modern dual crown design, combined with elegant yet sporty flowing lines. It is deep and refined, yet extraordinary.The watch case measures 42x13.1mm, featuring a classic and sleek design that is meticulously hand-polished, with a brushed finish on the sides and polished edges. The craftsmanship and processes align perfectly with genuine products. The case back is also engraved with a distinctive Jaeger-LeCoultre diving suit pattern and decorative engravings.The strap is made of natural rubber, which is thin, long, and soft enough to comfortably wrap around the wrist, paired with an original Jaeger-LeCoultre buckle. S1 highly recommends this exquisite multifunctional mechanical watch for men.