Cvstos Challenge III Chronograph-S Titanium & Rose Gold Men’s Watch

Case: Black Titanium & 5N Red Gold Tonneau-shaped 53.7mm X 41mm Caseback: Open with sapphire crystal Crystal: Sapphire non-reflecting coating Water-resistance: 100 meters Dial: Sapphire, Black Indexes: Super-Luminova treated Hands: Pierced and Super-Luminova treated Calibre: CVSTOS 577 automatic chronograph Functions: Chronograph, power-reserve indicator, date Power Reserve: 42 hours minimum Strap: Rubber with Buckle Folding clasp