Silver-tone stainless steel case with a black rubber strap. Fixed brown stainless steel bezel. Black dial with silver-tone hands and Roman numeral hour markers. Dial Type: Analog. Luminescent hands. RJ7753 Mechanical automatic-winding Chronograph movement automatic movement. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Round case shape, case size: 46 mm, case thickness: 14.5 mm. Band width: 22 mm, band length: 8 inches. Deployment with push button release clasp. Water resistant at 30 meters / 100 feet. Functions: chronograph, hour, minute, second. Titanic-dna Series. Luxury watch style. Romain Jerome Titanic-Dna Chronograph Automatic Black Dial Mens Watch RJTICH.101.10.