Yellow gold electroplate with a rolled gold back. Faceted bezel ring and faceted gold markers on a gilt (champage gold) dial. Date window at 3.
In equestrian lingo, this one was "rode hard and put away wet", but was a "what the heck is that" watch that cleaned up reasonably well and it is currently keeping time.
1969 Linebook BAWDO172
1967 Sea King "CX".