Patek Philippe - Complications Chronograph Watch 5170J-001 Perpetual First stage - water flows

First stage - water flows through a 20" solid carbon cartridge for removing volatile organic carbon compounds (VOC's)

Father's model has 46 mm stainless steel case

Its particular formulation makes it suitable to cleanse dry and irritated skin as well

Manual Push and Pull - Fork Length 900mm

Patek Philippe - Complications Chronograph Watch 5170J-001 Perpetual First stage - water flows39mm 18K yellow gold case, sapphire crystal back, silvery opaline dial with gold applied hour markers, manually wound caliber CH 29 535 PS movement with column wheel chronograph, chronograph hand, subsidiary seconds, and 30 minute counter, approximately 65 hour of power reserve, leather strap with fold over buckle. Water resistant to 30 meters.