Vintage Birks 18K White Gold Deco Screwback Earrings

Gorgeous set of vintage drop earrings in polished onyx, clear-cut crystal beads, and white gold fittings. Very art deco, made by Birks in Canada. Marked 'Birks' and '18K W' on both screwback clasps. Excellent condition and light on the ears. Perfect for an elegant evening. Measure 2 5/8" long