This is an exceptional Navajo Native American jewelry Native American jewelry turquoise and shell necklace. This is an absolutely phenomenal necklace having a remarkable plethora of Royston turquoise stones with an accenting single Number 8 turquoise stone. Located throughout the turquoise stones and on both ends of the necklace are amazing disc shaped spiny oyster shells. The largest turquoise stone measures around 1" X 7/8". Resting on the ends of the necklace are two silver cones with a traditional silver clasp. Sterling silver. Cir. Mid to late 20th century . The length of the necklace measures around 32". Sturdy 112 grams.