Antique Sterling Silver and Carved popular Black Glass Earrings and Ring Set

Stunning Sterling Silver and carved black glass earrings and ring set. Swirly geometric pattern with scalloped edges, the glass cabochons measure approximately 3/4' x 1/2" . The ring is a pinky ring about a size 6, earrings are screw back. All are marked sterling, makers mark looks like it might be a bird perched on popular something but is hard to make out as it is very worn. The ring surface is scratched, no chips or cracks.