Seiko Sea Lion M77 – 30 Jewels – 1967 – 39mm

Seiko Sea Lion M77 – 30 Jewels – 1967

A quintessentially 1960s Seiko with a good quality 30 Jewel movement. This was a particularly good time for period for vintage Seiko and this watch is a striking example. With a case diameter of 39mm this is an oversized watch for the 60s but in the sweet spot for men’s watch sizes today.

Width: 30mm

Year of Manufacture: 1967

Movement:  30 Jewel Seiko 8306

Extra Functions:  Date and Date Indication

Rate: 18,000 bhp