Proficient Service Medallion
The Proficient Service Medallion was a medal awarded for proficient service by an officer in an service organization. Such a medallion was known to be issued by both Starfleet and the Cardassian military.

Sometime during his Starfleet service in the mid-23rd century, Christopher Pike was awarded this medal. It, along with other awards, was listed in the commendations section of Pike's personnel file. ()

Gul Darhe'el received the Proficient Service Medallion prior to 2357. ()
Cardassia
Awards
Starfleet