Patek Philippe. An 18K gold manual wind wristwatch with dual time zone Ref 5034J-010, Purchased 22nd January 1998Patek Philippe. An 18K gold manual wind wristwatch with dual time zoneReference: 5034J-010Date: Purchased 22nd January 1998Movement: 18-jewel Cal.215 manual wind, No.3079459Dial: White, black Roman numeral hour markers, black outer minute divisions, subsidiary dials at 12 and 6 for seconds and 24 hour indication, blued steel spade hands, further gilt dual time handCase: Brushed and polished round, movement accessed through glass, reeded bezel, quick set buttons at 8 and 10, No.4023973Strap/Bracelet: Black Patek Philippe alligator leatherBuckle/Clasp: Signed 18K gold buckleSigned: Case, dial & movementSize: 34mm Accompaniments: Certificate of Origin, brochuresThe reference 5034 was first launched in 1997 as a successor to the highly praised reference 2597. Like its predecessor the 5034 was aimed at the sophisticated international air traveller encountering rapidly changing time zones. With buttons on the side of the case to adjust the hour, it was no longer necessary to remove the watch from the wrist to set the hour.