Description:
Challenge case Tonneau shaped 53.70mm x 41.00mm Materials Steel, palladium, red gold 6N. Polished and satin-finished Setting Versions set with diamonds available Caseback Sapphire crystal Crystal Sapphire, none-reflective coating Water-resistance 100 meters Screws Polished titanium grade 5, exclusive CVSTOS TECHNOLOGY pattern Crown Screw-down, polished titanium grade 5, rubber insert Dial Sapphire, none-reflective coating, exclusive CVSTOS TECHNOLOGY decoration Index Chromed and Super-Luminova treated Hands Pierced, chromed and Super-Luminova treated Calibre CVSTOS 6510 Automatic Functions Hour, minute, second, day, month, date, moon phases and leap years Characteristics Perpetual Calendar Power-reserve 48 hours Jewels 21 Rotor Exclusive CVSTOS 888 Palladium alloy and titanium grade 5 Frequency 28,800 vibrations per hour Strap Black rubber, version with detachable links available Buckle Highly adjustable folding clasp