Stainless steel case with a black (alligator) leather strap. Fixed silver-tone stainless steel bezel. Silver dial with rose gold-tone hands and index hour markers. Stylized Roman numerals appear at the 6 and 12 o'clock positions. Arabic numeral minute markers (at 5 minute intervals). Dial Type: Analog. Chronograph - two sub-dials displaying: 60 second and 30 minute. IWC calibre 79350 automatic movement, based upon ETA 7750, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 44 hours. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Round case shape. Case size: 39 mm. Case thickness: 12.7 mm. Band width: 20 mm. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: chronograph, hour, minute, second. Portofino Series. Luxury watch style. Watch label: Swiss Made. IWC Portofino Chronograph Automatic Silver Dial Mens Watch IW391406.
