Vintage (4) Cobalt Blue Grill Plates 3 Section Glass Restaurant Ware Circa 1920 November 1, 2023 vintage Tags: blue, circa, cobalt, glass, grill, plates, restaurant, section, vintage, ware Especially in the pristine condition. I have not been able to find this style / color anywhere. Flip the plate and you’ll find a 2 feathered scalloped edge (I believe for gripping).