Venetian Glass and Lapis bead Necklace. Mixed bead necklace.. Mixed bead necklace consisting of round lapis beads (Islamic, XIV-XVII Century AD) and ?Venetian" mosaic glass round and cylinder beads (European, 1600-1750 AD). Restrung with modern clasp. 18.5" long plus drop. A few beads chipped as expected. Choice with rare beads. We have sold the large glass beads for $200 each.? Value Range $750-$1000.