This is vintage strand of graduated Japanese saltwater akoya cultured pearls.

The pearls measure 3.75-7.25mm and are lustrous with light rosy pink overtones. 

Clasp is in solid sterling silver with a single pearl in the center. It has engraved and milgrain details. It is stamped "SILVER" which is an older mark for sterling. Total length is 21.25 inch. From Japan 1950s-1980's.

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