Stainless steel case with a blue alligator leather strap. Fixed stainless steel bezel. Blue dial (with a skeletal display) with luminous silver-tone hands and index hour markers. Minute markers. Tachymeter around the outer rim. Dial Type: Analog. Small seconds sub-dial. Automatic movement with a 50-hour power reserve. Scratch resistant sapphire crystal. Push / pull crown. Skeleton case back. Case diameter: 42 mm. Case thickness: 14.05 mm. Round case shape. Triple folding clasp. Water resistant at 100 meters / 330 feet. Functions: hour, minute, second, tachymeter. Luxury watch style. Watch label: Swiss Made. Zenith El Primero Chronomaster Blue Dial Automatic Men's Watch 032085402151C700.