Seiko chronograph automatic – 20th Century Watches
File:Seiko Chronograph Automatic 6139-7080 ("Hexagon"), 1974.jpg - Wikipedia
One of the rare case of SEIKO from SEIKO chronograph model: SEIKO “HEXAGON” (6139-7080) chronograph Men's automatic watch from the year 1975. Perfect... | By Ticking watches | Facebook