7.62x51mm from Singapore?

Was this 7.62x51mm made by Chartered Industries in Singapore in 1999?

Indeed it looks much like 1999.

Just out of curiosity, what is the PA color here?
I see red below a grey or blue?

Do you have a side view for us?

Side view.

These images are from the internet. The primer “annulus” looks like corrosion or oxidation to me.

What is a typical annulus color for CIS ammunition?

I have several CIS cartridges in both 7.62 and 5.56 Nato and they all have a green annulus