Introduced in 1969, the Seiko 6139-6000 Speed-Timer was arguably the worlds first automatic chronograph. This example features the rare and… | Instagram
6139-6000 JDM SpeedTimer Sports Proof/Proof from July 1969 – classicseiko
Crystal Gasket + Metal Ring For Seiko 6139 6000 6002 6005 Pogue Parts – tools852