Don't know where to start, or where to buy. Don't want anything real or expensive, just like something to complete a fit to see if I like it or not- budget is $75.
Preferably silver.

this is pretty much the go-to for first chains

jaxxon.com/products/the-cuban-chain-3mm-silver

Look for rhodium plated silver. Cleaning tarnish is annoying

Jaxxon is great, i can vouch for this