Statement bib necklace blue with silver tone metal EUC 26 inches total

Gorgeous necklace to finish your look! Excellent pre-owned condition. Necklace is about 23 inches with 3 inch extender. The blue is a nice medium to deep blue. Blue circles are about half an inch in diameter, about a quarter inch diameter for the smaller ones. Has a byzantine type chain. Unknown source but very similar to the J Crew one in black, could be J Crew brand. Wear this one with white this summer! J20