Prong set with an emerald cut green tourmaline (10.2 x 6.2 x 4.2 mm) weighing approximately 4.50 total carats, completed with posts and omega clip backs, stamped 750, with hallmarks and with maker's mark.
7/16 in.
3.1 dwt.
Tourmalines display a green hue, medium dark tone and strong saturation.
