This is the first movement with 2 Flying Tourbillons rotating at 4 hertz ever made. This watch has a tonneau-shaped case (53.70mm x 41mm) made from red gold and steel. Open case back with sapphire crystal. Crystal Sapphire face with none-reflecting coating. Water-resistance 100 meters Polished titanium screws. Polished titanium crown with nitrile insert. Skeleton dial. Saphire none-reflective coating. Exclusive CVSTOS TECHNOLOGY design. Sapphire, non-reflective coating. Super-Luminova treated indexes. The tourbillons are placed respectively at 3 o’clock and 9 o’clock. Functions: Hour, minute, subsidiary seconds. Power-reserve 42 hours Jewels 21 Frequency 28,800 vibrations per hour Rubber straps (Nitril-NBR®). Buckle Folding clasp.