Yerevan /Mediamax/. The Central Bank (CB) of Armenia lowered the ratings of “Gnomon” Yerevan Jewelry Plant 1 OJSC and “Valletta” LLC. As Mediamax was told in the press service of CB, the ratings of “Gnomon” Yerevan Jewelry Plant 1 is lowered from D+ to D, and the ratings of “Valletta” from C+ to C-. The ratings of the following companies are also lowered: “Tamara” LLC (from C+ to C), “MAP” CJSC (from C- to D+) and “Star Divide” CJSC (from C+ to C-). CB also again established the ratings of “IMEX Group” OJSC (B-), “Jermuk Mayr Gortsaran” (C+), “Proshyan Cognac Factory” CJSC (C+) and “Mika-Cement” CJSC (C). Tweet Views 14281