Centered on a free-form "forma live" carved amazonite set on a brushed gold tapering band, stamped NDBKGS / GG / 791, 750, and with maker's mark.

24.6mm; ring size 4.75

13.0 dwt.

From the Collection of the late Ronald and Elizabeth Sher, Pittsboro, North Carolina

The Burle Marx brothers of Brazil were known for their exceptional artistic skill in their unique cut of Brazillian gemstones,"forma livre," a free form cut style that created abstract and organic sculptural forms to their designs.

Stone slightly loose in setting.

$500 - 1,000