Light Blue Agate Necklace Set with Blue Roses and Wire Wrapped Beads. Blue Roses with Sky Blue Agate Necklace Set. Necklace has fifty-two light blue small round agate beads and five wire wrapped turquoise beads with two pretty blue roses attached towards the bottom. Necklace is 18 inches with lobster claw clasp and matching earrings. Elegant piece of jewelry. Really one of a kind.