Can confirm that late 70's & early 80's...
Swiss made P08 were on the market. Priced about 600+, ast a time when surplussed 1911 were about 180 - 250, then the race gun build-up started.
The "gold" is the "straw- colored temper of those various parts, very striking and sign of an lost art.
the .30 Lugar was developed after WWI as the various makers in Weimar Germany were prevented from making military ammo and they necked down the 9mm to .30.
Have a American Rifleman in my library that has it on the cover, will try to locate and scan it to forward via PM.