IWC. A stainless steel automatic calendar wristwatch with 7 day power reserve Portuguese, Circa 2010IWC. A stainless steel automatic calendar wristwatch with 7 day power reserveModel: PortugueseDate: Circa 2010Movement: 44-jewel Cal.51011 automatic, adjusted to 5 positions, No.3596927Dial: Silvered, applied blued Arabic numerals, black outer minute track with 5 minute markers, subsidiary dials at 3 and 9 for seconds and seven day power reserve, date aperture at 6, blued steel leaf handsCase: Brushed and polished round, screw down exhibition backStrap/Bracelet: Blue IWC alligator leatherBuckle/Clasp: Signed folding claspSigned: Case, dial & movementSize: 42mmNone