ΔE 31.8, loose: different enough that you should pick on purpose. Polished Gold is a little lighter, much more saturated than Silver.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 32). Polished Gold is a little lighter, much more saturated than Silver.
The same difference applies the other way round: Silver is a little darker, much more muted.
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 Silver on the colour wheel See Polished Gold on the colour wheel
All matches: Silver equivalents · Polished Gold equivalents