Closeup of platter design and mark:
Also, this teapot which was a wedding gift to my parents, in 1937, has similar colouration:
Sadly it has a chipped spout and no lid, but I use it for flowers sometimes.
Atop the platter, I have placed a small Carltonware dish, which has such a vibrant green colour, with pretty gold edges:
Sandi is hosting Tea Time Tuesday...see you over there!