Shaded blue opal necklace with sterling silver clasp

This is a brand new necklace that was in its original packaging before being removed for photos.  4-5mm faceted rondel beads on a 18 inch strand. Sterling silver lobster clasp with 2 inch extender. Sterling silver may possibly be plated with rhodium to reduce tarnishing. Necklace measures 18 inches in length with a 2 inch extension. 925 Djoy