Can't add Tiered Medallion setting to Crimson Gladiator's Pendant says item cant be modified

[Crennis-darkspear]

cant add gem setting to my conquest neck

[Miktoss-bloodhoof]

Confirmed, also cannot add Tiered Medallion setting to Crimson Gladiator’s Pendant.

[Bripp-azgalor]

Same, Unable to add tiered medalling to PVP necklace. ‘Item cannot be modified’

[Smokedza-kelthuzad]

bump… still a issue