For sale – a selection of new & pre-owned Seiko Tuna divers watches available from UK sellers. We have a similar range of recently listed Seiko Tuna dive watches for sale in the USA here. Before looking at used and pre-owned models – please check the price on Amazon first – you may be pleasantly surprised (authenticity guaranteed). LOOK here first >> Price Check on Amazon

Introduced in 1975 all models incorporated Seiko’s patented gasket system – eliminating the need for a helium escape valve. More information on the Seiko Tuna dive watch range here