Vtg Runway Faux Faceted Emerald Clip earrings

Vintage circa 60s or earlier runway clip on earrings with faux faceted emeralds set in brushed gold plated metal, marked PAT PEND, changes the shades of green depending on the light, in great vintage condition, please note a tiny darker dot on the setting claw as seen in the photos, not noticeable when worn, comes from a non-smoking home.