A natural pearl
A natural pearl, ruby and diamond necklace, early 20th century, composed of graduated natural pearls of yellow tint, measuring 1.93 - 6.27mm diameter, to a trefoil clasp of target design set with rose- and circular-cut diamonds, accented with calibré-cut rubies, length 37cm
Accompanied by GIA report no. 5202142774, stating that the pearls are natural, saltwater, with no indications of treatment