Era
The decade Seiko set out to match the Swiss, competing in observatory chronometer trials and launching Japan's first diver's watch in 1965. Our 1960s designs are the Bell-Matic alarm, the 6119 Seiko 5s, the hand-wound Lord Marvel 36000 and the 6139 automatic chronograph from 1969.
4 references we cover.

Seiko · Vintage Chronograph
Chronographref 6139-6002
$750–$1,175 typical ask
144 on eBay

Seiko · Seiko 5
Dressref 6119 caliber, many case refs
$200–$340 typical ask
224 on eBay

Seiko · Lord Marvel
Dressref 5740-8000
$380–$525 typical ask
179 on eBay

Seiko · Bell-Matic
Dressref 4006 caliber, many case refs
$360–$525 typical ask
230 on eBay