Isa original or fake? I need your help.

[julio65]

Hello.
I´ve bought a ISA in silver and I´m not sure about his authenticity.
Could you help me, please?
Thanks and regards
Julio65isa fake.2.JPG

[julio65]

anverse photoisa fake.1.JPG

[mrg]

Hi Julio welcome to the forum if you posted in the Heer section of the forum you will get more replies. Personally not sure on this one but this is outside my field of collecting.Hope im wrong. All the best