Has anyone heard of this lab?

[boerumbiddy]

Loupetroop just listed this rather large and somewhat dark ruby. The seller, likely a dealer, seems to be forthcoming in the description, but what about this laboratory? Did anyone ever hear of GIC?
https://loupetroop.com/listings/loose-stones-colored-gemstone/untreated-3-dot-05-ct-pigeons-blood-ruby;14584

 

[cm366]

I found this in old posts...

[URL='https://www.pricescope.com/community/threads/how-reliable-is-gic-certificate-unheated-statement.181670/']https://www.pricescope.com/community/threads/how-reliable-is-gic-certificate-unheated-statement.181670/[/URL]