Vintage 50s AB glass crystal beaded double strand necklace

Gorgeous vintage mid century double strand necklace of Aurora Borealis faceted glass crystal beads with decorative rhinestone silver tone clasp. Condition: The beads are in excellent condition. The clasp shows some metal wear on the back (which doesn’t show when wearing) and is missing a rhinestone in front- please see last three photos. Measurements: Length: (longest strand): 21.5”; (shortest strand): 20.5” Bead width: (largest beads): 10mm