The GF Factory presents the Jaeger-LeCoultre Master Ultra Thin Réserve de Marche ultra-thin series, also known as the “Joker” model. This timepiece combines pure, elegant lines with a slim stainless steel case, integrating multiple refined complications that harmonize with a sophisticated dial design. The overall style is elegant and generous, perfectly suited to a masculine wrist presence.
Specifications
Case diameter: 39mm ;Thickness: 9.9mm
Movement
Equipped with a replica 938/1 integrated automatic movement based on original open-mold engineering. GF Factory emphasizes meticulous quality control, with each movement undergoing multiple rounds of strict testing and selection before leaving the factory.
The watch is designed to balance ultra-thin aesthetics with functional reliability, reflecting the minimalist yet refined spirit of the Master Ultra Thin series.




