(55670) Patek Philippe Gondolo, 5124J, 5124J-001, 5124, 18k yellow gold on a strap with an 18k yellow gold buckle, manual wind caliber 25-21, 44-hour power reserve, small seconds at 6 o'clock, white dial with gold stick markers, sapphire crystal, water resistant to 30 meters. Size: 33mm x 43mm (including lugs), Thickness: 7.5mm. Like new with Patek Philippe box, papers dated 2010, and service papers dated 2023.