Shop Online › Cobalt Blue Goblets Image 1 of 2 Image 2 of 2 Cobalt Blue Goblets $12.00 Beautiful cobalt blue glass goblet for any table or bar.Size: 6 3/4” high X 3 1/2” wide. Add To Cart Added! Beautiful cobalt blue glass goblet for any table or bar.Size: 6 3/4” high X 3 1/2” wide.