Q137258J

The Jaeger-LeCoultre Master Ultra Thin Power Reserve Q137258J debuted in 2024. This model features a pink gold case measuring 39.0 mm in diameter and 8.95 mm in thickness. It has a blue sunray-brushed dial with applied hour markers and dauphine-style hands. Subdials display the date, power reserve, and small seconds. Inside ticks the automatic caliber 938/1, which delivers a power reserve of 70 hours. The movement is visible through the sapphire crystal case back. The Q137258J is fitted with a blue alligator leather strap secured by a pink gold pin buckle.