Can't say for sure just by country.
Look at the seller's rating, (should be ~98+ %)
Look how many ratings the seller has. (the more the better)
You'll have to judge for yourself whether the seller is safe, look into their account, see what other people have said about them.
Buying things from eBay is generally pretty safe,
but not always.
Take a look here for general safety tips if you haven't already.
1.
http://pages.ebay.com/education/gettingstarted/safetrading.html
2.
http://www.wikihow.com/Buy-on-eBay-Safely
tl;dr -> Try use PayPal, look at their rating