Audemars Piguet, an 18ct white gold rectangular automatic perpetual calendar wristwatch ref E 17584 mvt 453040 Quantieme Perpetuel no.021 circa 2000, Cal. 21.41 automatic winding movement with scroll engraved surround, 34 jewels, monometallic balance, black matt dial with Art Deco style Arabic numerals, three subsidiary dials for day, date and month combined with leap year indication, aperture for moon-phases, rectangular case, sapphire crystal display back secured by four screws, case, dial and movement signed, with an 18ct white gold Audemars Piguet folding clasp, length 44 mm including lugs. Accompanied by an Audemars Piguet certificate of origin and of Guarantee, instruction booklets and wood display watch winder presentation case.