50-100 USD depending on specifics
A Sterling Model 300S is about $90-$130, depending on condition.
100-10000 is possible.
This Serial number matches to MAnchester from 1948. Its worth about 20 pounds (UK Sterling)
Prince Charles paid 68.000 pounds for the ring. It is now estimated to be worth 58.000.000
50-500 USD or so
Wall hanger to 100 USD
50-150 USD
ABOUT $400, depending on condition.
50-500 USD or so
10-150 USD or so
Of course it does! Sterling is about 92% pure and uses a base metal for strength. Yuri Geller wasn't bending Stainless Steel spoons, he was bending Sterling. There is anecdotal evidence that eating off sterling silver spoons or drinking from Silver cups helped people survive the plague in Europe. Try to buy a set of Sterling Silver on eBay and you will see what it is worth.
My father in Houston bought me an Air King stainless with silver face for $1500 used. It is beautiful and runs like a top. (s.n. 78350)