Cartier. A fine and rare 18ct gold automatic wristwatch with calendar
Tank Americaine XL, Case No. 124140LX, Ref: 2928, Circa 2007
27-jewel, Cal. 191 automatic movement, straight line lever escapement, shock protection, uni-directional winding rotor, self compensating balance spring, silver Guilloché dial with printed black Roman numeral hour markers, blued steel baton hands, date aperture at 6, polished 18ct white gold rectangular case, sapphire-set octagonal winding crown, display case back held by 8 screws, sapphire crystal, fitted leather strap with 18ct white gold folding buckle, together with fitted box and certificate, dial, case and movement signed 31mm x 51mm.