Missing NINJA gear

Time: Sep 7, 2015 around 5:00PM EST
Frequency: Only once
World name: Coeurl
Character name: Sketchy Mcsketcherson
NPC name: N/A
Monster name: N/A
Class/level: Ninja/60
Party or solo: Solo
Race: Au Ra female
In-game time: 5:00pm
Area and coordinates: Idyllshire
Steps:
I logged into the game with my Ninja.
Checked my ninja gear (it was ilvl 193 before) now it is ilvl178
I am missing my Prototype Gordian Armguards of Scouting
I looked everywhere including armoury, inventory and retainers, it is no where to be found.
See attachment for pics of proof
http://imgur.com/OUnbg5m

Connection Specs

Type of internet connection/provider: highspeed broadband