Grey Rogers & Co were a subsidiary of the Invergordon group, who acquired the company in the 1979. As well as Invergordon distillery, other members of the group included Bruichladdich, Deanston, Tamnavulin, Tullibardine and Ben Wyvis. So that might give you an inkling as to what's in the mix here.
Age: 12 years old
43% ABV / 75cl
Please examine all images of the lot, any packaging and labels carefully and satisfy yourself as to their condition before making a bid.