ΔE 9.3, close: similar, with a visible difference side by side. Auric Armour Gold is a little lighter, cooler than Shin Gunto Gold.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Auric Armour Gold is a little lighter, cooler than Shin Gunto Gold.
The same difference applies the other way round: Shin Gunto Gold is a little darker, warmer.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Shin Gunto Gold on the colour wheel See Auric Armour Gold on the colour wheel
All matches: Shin Gunto Gold equivalents · Auric Armour Gold equivalents