Cvstos Challenge III Chronograph-S B00107.4176001 Titanium Manufactures Warranty $23,000 NOS/Excellent Unworn Condition 100% Authentic, comes with Box and Papers, as seen in photos. Swiss made Cvstos Challenge III Chronograph-S Brancard B00107.4176001 crafted from Grade 5 titanium tonneau-shaped case measuring 53.7 X 41mm diameter. Fixed Titanium bezel, tachymeter, Automatic movement, power reserve up to ± 42hours. Displays a semi-openwork skeletonized sapphire dial features a matte black PVD finish, with luminous Arabic numeral hour makers, indices treated with Super-Luminova for visibility. Pierced and Super-Luminova treated sword-shaped hands, central chrono minute hand, track at outer rim. Chronograph: Includes standard start, stop, and reset functions, sub-dials for oversized hours, 30-minute chronograph counter at 12 o’clock, and running seconds at 9 o’clock, hours at 6 o’clock. Date display, and power reserve indicator at 3 o’clock. Easy-grip rubberized screw-down titanium crown, bumper pushers, non-reflective coating, exclusive CVSTOS TECHNOLOGY decoration Scratch resistant Sapphire crystal, transparent caseback. Light blue rubber strap and titanium deployment Buckle. Water resistant to 100m/330ft. Display signed " Cvstos ", Caseback inscribed & numbered, Movement signed.. Movement... Mechanical automatic chronograph self-winding movement, Calibre: CVSTOS 577, 21jewels, 4Hz (28,800 bph), "Tungsten 88" rotor is a hallmark of Cvstos engineering, 42-hour power reserve more...