These amber Cambridge Byzantine (#520 etch) 8" round luncheon plates are in excellent condition, no chips, cracks, or meaningful marks. All have the C in a triangle Cambridge mark, pre 1935 mark. Cambridge etched Byzantine on their round dinnerware in 1931, primarily in Emerald Green Light and Peach Blo (Pink); amber is a rarer color. See picture 2 for a close up of the etch in green.
These Byzantine (Cambridge Etch #520) Emerald Green Light 8" Plates are all in excellent condition and marked with the C in a triangle; no chips, cracks, or any kind of meaningful scratch or use marks. Cambridge etched their round line with Byzantine c. 1931.