Seiko Hexagon, Ref. 6139-7080, Cal. 6139, Men’s Chronograph Vintage Watch, 1975 Lanco while still keeping the design

while still keeping the design clean and elegant

The rotor winds smoothly in both directions

Its proportions and finishing reinforce durability while maintaining elegant simplicity

The signed crown is period correct

Seiko Hexagon, Ref. 6139-7080, Cal. 6139, Men’s Chronograph Vintage Watch, 1975 Lanco while still keeping the designVintage Seiko Hexagon Chronograph Vintage Watch from 1975, men's stainless steel automatic timepiece powered by the Japanese Cal. 6139 movement. Featuring a deep blue sunburst dial with a contrasting light blue tachymeter ring, this iconic model is fully serviced and for sale in excellent condition. Seiko Hexagon 1975 First impression 6139 7080 The Seiko Hexagon Chronograph from 1975 stands out as a bold expression of 1970s Japanese horology heritage.