ΔE 17.8, loose: different enough that you should pick on purpose. Caucasian Skin is a little darker, more saturated, cooler than Bestigor Flesh.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 18). Caucasian Skin is a little darker, more saturated, cooler than Bestigor Flesh.
The same difference applies the other way round: Bestigor Flesh is a little lighter, more muted, 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 Bestigor Flesh on the colour wheel See Caucasian Skin on the colour wheel
All matches: Bestigor Flesh equivalents · Caucasian Skin equivalents