Patek Philippe 2499/100

AN 18K YELLOW GOLD PERPETUAL CALENDAR CHRONOGRAPH WRISTWATCH 1981 REF 2499/100 MVT 869394 CASE 2779155 18K YELLOW GOLD diameter 37 mm , • cal. 13''' manual winding nickel lever movement stamped with the seal of Geneva, 23 jewels • silvered dial, applied gold faceted indexes, dauphine hands, apertures for day and month, subsidiary dials for constant seconds and 30-minute register, date combined with fan-form sector for moon-phases, outer tracking calibrated for 60 seconds • concave bezel, two round chronograph pushers to the band, fluted lugs, snap back • case, dial and movement signed • 18k yellow gold Patek Philippe buckle