The Middle Kingdom was Lotharingia, Italy and Burgundy. This coin was issued by Conrad III (the Pacific), as King of Burgundy.
Denomination : Silver denier. Mint : Lyon
Size : 20.4 x 20.8 mm. Weight : 1.13 grams.
Reference : Thompson - 1287.
Grade : gVF with a better than average struck for this often careless issue.
Obverse : Cross with CONRADVS around.
Reverse : Cross on a trianglular platform (temple pediment) with LVGDVNVS around.