Stainless steel case with a brown (croco-embossed) leather strap. Fixed stainless steel bezel. Brown dial with silver-tone hands and index hour markers. Arabic numerals mark te 6 and 12 o'clock positions. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and dial markers. Big two-digit date aperture at the 3 o'clock position. IWC calibre 30130 automatic movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case dimensions: 45.6mm x 42.5mm. Case thickness: 10.85 mm. Tonneau case shape. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: date, hour, minute, center second. Additional Info: large date feature, screw down crown. Dress watch style. Watch label: Swiss Made. Item Variations: 4523-06, 4523/06, 452306, IWC-4523-06 IW452306, 4523-06, 4523/06, 452306, IWC-45. IWC Da Vinci New Automatic Men's Watch IW452306.