This is a superlative Navajo graduating turquoise necklace. This piece contains outstanding huge and chunky graduating Royston turquoise stones. The smallest stone measures around 1/4" in diameter while the largest measures around 1" in diameter. This necklace contains a wonderful adjustable silver link chain with a beautiful accenting end silver dangling heart. The shortest the necklace measures is around 21" while the longest the necklace measures is around 23". Sterling silver. Cir. Mid century . Sturdy 156 grams.