43mm 18K red gold case, sapphire crystal back, non-screw crown with 1 o-ring and18K red gold with mother-of-pearl Montblanc emblem with set with 72 Top Wesselton diamonds (~1.16 ct), domed sapphire crystal with double anti-reflective coating, black dial, automatic chronograph (COSC) Montblanc 4810/502 movement with 12 hr and 30 min counters, central chronograph hand, approximately 46 hours of power reserve, black alligator strap with 18K red gold pin buckle. Water resistant to 3 bar (30 m).
43mm 18K red gold case, sapphire crystal back, non-screw crown with 1 o-ring and18K red gold with mother-of-pearl Montblanc emblem with set with 72 Top Wesselton diamonds (~1.16 ct), domed sapphire crystal with double anti-reflective coating, white dial, automatic chronograph (COSC) Montblanc 4810/502 movement with 12 hr and 30 min counters, central chronograph hand, approximately 46 hours of power reserve, white alligator strap with 18K red gold pin buckle. Water resistant to 3 bar (30 m).