Asymmetrical Silver-Gold Flying Saucer 1-1/2" /38mm Oval-ish Metal Button #SK-942
Mostly silver color, with gold tones blending and morphing smoothly, mostly at the top of the 'hill', down the slopes, and on parts of the edge. Not quite oval, it's asymmetrical; the short dimension is 1-1/4", the long side is 1-1/2". They change shape and color constantly in the light. Semi-shiny, sleek satin finish. Metal with shank back; opening around 2mm. Weight 1/2 ounce each. Sold per button. Unusual and wonderful.
The smaller 7/8" version in another listing is #SK-943.