[Movement]Caliber Number[:] 4R34[br]Movement Type[:] Automatic with manual winding[br]Power reserve[:] Approx. 41 hours[br]Jewels[:] 24[br]Functions[:] •24-hour hand (dual time display function) •Stop second hand function[Movement][CaseBand]Case Material[:] Stainless steel[br]Case Size[:] Thickness:12.8mm Diameter:40.5mm Lug-to-lug:47.5mm[br]Crystal[:] Box-shaped Hardlex[br]Band Material[:] Calfskin[br]Clasp[:] Three-fold clasp with push button release[br]Distance between lugs[:] 20mm[CaseBand][OtherDetails]Water Resistance[:] 5 bar[br]Weight[:] 67.0g[br]Features[:] •See-through case back •Interchangeable band with quick release spring bars •See-through & Screw case back [br]Warranty[:]3 Years International (starting 1st July, 2024) [OtherDetails]