This is a show-stopping bright blue Japanese akoya saltwater cultured pearl graduated necklace. 

It features highly lustrous blue pearls with light rosy overtones. They have even color and very few blemishes which is very rare for this type of pearl. They range from 3.50-7.50mm. 

Total length 18 Inch. The clasp is art deco style with hand engraving and milgrain edging. It is stamped "SILVER".

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