Diamond and emerald pendant-brooch and chain, circa 1925

The articulated rectangular pendant set with a row of 5 round diamonds weighing approximately 4.20 carats, bordered by numerous old European-cut and single-cut diamonds, the sides accented with bands of calibré-cut emeralds, mounted in platinum, supported on a platinum chain of diamond-set navette and circular links, the balance of the diamonds weighing a total of approximately 10.00 carats, length 28 inches, pendant may be worn separately as a brooch, 2 emeralds missing.