This necklace is a unique combination of natural gemstones. The majority of stones are yellow tiger's eye with three Peruvian turquoise thrown in for good measure. All the beads on this adjustable 18 inch necklace are 9-11mm round beads and are a total of 353.50 ctw. The findings used are solid sterling silver plated with rhodium for added strength and tarnish protection. The lobster claw clasp is stamped 925 and signed.