Seiko Hi-Beat 6159-7001

A Seiko Automatic Hi-Beat Professional 300M stainless steel cased gentleman's diver's wristwatch, Ref. 6159-7001, circa June 1969, with signed and jewelled movement, the signed black dial with luminous hour markers and date aperture and detailed 'Professional Water 300M Proof', the case with black rotating bezel, the signed case back detailed '6159-7001' and numbered '960390', case width 4.4cm, fitted with original signed strap and buckle.