This is a unique Japanese blue akoya saltwater cultured pearl bracelet. 

The pearls are 6.00-6.25mm. They have good luster with light rosy pink overtones. The color ranges from a blue gray to a pinkish blue to a gray. Medium amount of blemishes. Very unique range of colors. 

It is set solid 10K white gold. The clasp is a modern style and is stamped "10K". Total length is 7 1/4 inch.

All pearls are truly vintage and have only been lightly cleaned and restrung.