Is Doll Costume Can't be G refine?

[dn12green]

Dear Anyone

as a subject, i have Doll(T).DG+7 when i try to refine to XG with g7,g9,g10,g14,g special even g book its all say "invalid item", is that item can't be refine like moon boots or what? if so, where the hell .DG come from :/

please GM or else answer me

thanks

[Volkmyre]

Very sorry for the late response.
Please remember that these kind of topics are resolved by sending a ticket to our support platform. Anyways we'll be glad to help you here.
To do so, please provide us the following information:
Exact name of the item you want to refine:

We'll be waiting for your response.

Seal Online Team