Navigation watch with broad dial, broad luminous indexes and hands. Japan quartz movement with seconds registers. Hack feature. Brushed AISI 316L stainless steel case, double- curved mineral crystal, snap-on case back. Matte black dial with white printing, white lacquered hands, luminous compound. Strap in oiled Tuscan calf leather with ivory stitching and breathe-through leather lining. Comes with signed stainless steel buckle. Lug width 20 mm, buckle width 18 mm. Diameter 39.5 mm. Thickness 11.5 mm. Strap width 20.0 mm. Calibre ISA 9238/1970. Time base quartz crystal. Smallest time fraction displayed 1 Hz. Zero jewels. Autonomy 32 months. Working temperature range -5 C° < +50 C°. Accuracy 4 minutes per year. Water-resistance 5 bar. Anti-shock. Anti-magnetism 1,500 A/m.