This watch has tonneau-shaped case, 53.70mm X 41mm. Open case back with sapphire crystal. Crystal Sapphire face with none-reflecting coating. Water-resistance 100 meters Screws 5N Red gold. Exclusive Crown Screw-down, polished 5N Red Gold, Nitril insert. Dial Teck wood base. Polished and satin-finished metallic dial with blue PVD treatment and gold plated. Indexes Super-Luminova treated. Hands Pierced, chromed and Super-Luminova treated. Caliber CVSTOS 6510 YC Functions Hour, minute, seconds, Perpetual calendar, day, month, date, leap year indicator, moon phases display. Power-reserve 42 hours Jewels 25 Rotor Exclusive CVSTOS TUNGSTEN 88 & TITANIUM TECHNOLOGY alloy, blue PVD treatment. Frequency 28,800 vibrations per hour.