Hampton Endurance 686 Yacht Search Stock & Used Yachts The 686 is an enclosed flybridge boat from Hampton Yachts. Constructed from GRP, the 686 has a hull design. Read More Specs Length 20.73m Materials GRP Hull & Superstructure Show Full Specs Hide Full Specs Full Specification Principal Characteristics Length overall 20.73m Beam 5.69m Draft (full load) 1.58m Fuel capacity 7,571 Litres Hull GRP Superstructure GRP Show Full Specs Hide Full Specs