The closest match to this one that I could find in GIFONA is a CD 541. Unembossed, yellow-green, fairly crude looking glass. Country of origin is possibly Russia or the Ukraine. Base diameter is 2 5/8" (6.5 cM), height is 3 1/4" (8 cM). This may be another LVIV Insulator product.

[IFONA CD 541]