Scammed.

Scammer's profile link: http://www.sythe.org/members/415002-oli.html
Explanation of the trade: was selling him ikov for paypal
How they scammed: didn't send paypal.
Sythe PM picture: http://prntscr.com/3stknv
Skype profile ID & conversation pictures:http://prntscr.com/3stlht http://prntscr.com/3stlpr http://prntscr.com/3stm17 http://prntscr.com/3stm3u http://prntscr.com/3stmag http://prntscr.com/3stmf2
Other relevant trade screenshots

 

User has been banned for ban evading:
http://www.sythe.org/report-ban-evader/1722534-reporting-oli-ban-vader.html

Sorry for your loss. Next time, try asking a staff member to check an account before you trade. Alternatively, it may be better to use a middleman for safer trading.

Best of luck.