Jaeger-LeCoultre movement features the Japanese 9015 caliber, with a quality assurance of three years and zero repairs. The Jaeger-LeCoultre North Star series calendar watch showcases a modern dual-crown design, complemented by elegant yet sporty flowing lines. Deeply sophisticated, it does not lack in extraordinary charm.Case: The watch measures 42 x 13.1mm. The classic and refined case is meticulously hand-polished, with brushed finishes on the sides and polished edges, ensuring that the craftsmanship and procedures align perfectly with genuine products. The case back is also engraved with a distinctive Jaeger-LeCoultre style diving suit pattern.Strap and Buckle: The natural rubber strap is thin, long, and flexible, allowing it to wrap comfortably around the wrist, paired with the original Jaeger-LeCoultre buckle.