A Limited Anniversary Edition Stainless Steel Pasha Grille Wristwatch, Cartier, Circa 1997, number 285 in a limited edition of 1847 pieces made to commemorate the 150th anniversary of Cartier's founding in 1847, 38.00 mm case diameter, two section silvered dial with guilloche finish center and matte finish chapter ring with secret CARTIER signature at 7 o'clock, Roman numerals with outer register with luminous dot numerals calibrated to sixty units, date aperture between 4 and 5 o'clock with magnifier in crystal, luminous blued steel lozenge hands and center sweep seconds hand, detachable openwork grille guard over dial, unidirectional turning bezel calibrated to 60 unites, circular case, dial protected by screw on cap set with a cabochon cut ruby, Vendome lugs, case back with exposition crystal affixed with eight screws, Cal. 049 self-winding 21 jewel rhodium plated movement with oeil-de-perdrix finish and a guilloche finish rotor signed CARTIER, bordeaux crocodile strap signed CARTIER, steel deployant clasp signed CARTIER.