These are also called “Snowflake Earrings” in Crochet Today.
Doily earrings: Approx 1¼” diameter
Leaf earrings: Approx 1½” diameter
Hoop earrings: Approx 1 1/8” diameter
NOTE there is a typo in the pattern as reproduced in Crochet Today; the Doily earrings are given as being just ¼” in diameter. This is incorrect.