Louis Vuitton caliber LFT SO13.01

The Louis Vuitton calibre LFT SO13.01 is a manual-winding mechanical movement combining a minute repeater with a jumping hours display and retrograde minutes indication. It measures 32.4 mm in diameter and 6.81 mm in thickness. The calibre integrates a traditional minute repeater mechanism designed to chime the hours, quarters, and minutes on demand. Time is displayed through a jumping hour aperture and a retrograde minute hand, which returns to zero at the completion of each 60-minute cycle. The movement operates at a frequency of 21,600 vibrations per hour, equivalent to 3 Hz, and delivers a power reserve of approximately 80 hours. It incorporates 48 jewels.