$800
This price is approx. 1 800 US $.
Yes it means that is is real. FAS means "fused alloy silver" I had a strand that I thought was costume, so i took it to a jewler. I thought it said '"f.a.g"', which I thought really odd. It turns out the strand was 925 sterling silver that had actual diamonds and was worth 600 to $800(U.S.)!
This means that the item is 80% silver and 20% alloy. Sterling silver is 92.5% Silver and 7.5% alloy. Many silver items produced in Mexico are marked 800 or 80.0.
Silver fineness has stamps of 800, 925, 958, 999. Due to very small stamps, it could be that you have mistaken 925 for 526. And it would be then 92.5% silver in the alloy.
Yes 800 is valuable as it is 80% silver is worth 80% of what ever the spot or stock market value is for 999 silver
800 per gram
It is worth approximately $38.76 though the less pure it is the less money it's worth. You can find silver grain price calculators online that can help you with this.
The value of an silver teapot creamer and sugar set marked WM Rogers 800 is approximately 122 British pound sterling.
800 dimes make $80.
$700-800
If very worn, about $350 retail. If moderately worn, $500; nearly new, $800-900
800
800 (silver) Fish
$800
$800
800 USD = 657.90 Pounds