The Guinea visa is usually valid for two months from date issued, for a stay not to exceed 30 days.
There is no "tourist" visa for the Guinea Republic; applicants must have an invitation.
Multiple entry is available at no additional charge, upon specific request (attach a letter to your application).
Passport must have at least six months remaining validity and contain at least one blank visa page for visa to be issued.
Your application will be hand carried to the Embassy, and is usually processed in 4-5 business days.