Vintage Givenchy 1980's Gold Tone Omega Chain Necklace Blue Crystal Rhinestone

Authentic vintage Givenchy statement necklace. Features a gold tone omega chain. The central focal point is a brilliant, deep blue oval faceted crystal pendant, elegantly suspended from a rhinestone-encrusted collar and bail. Timeless piece of luxury costume jewelry perfect for evening ware. Wt. 45.9 grams. See pictures some stones around pendant discolored.