Unusual conjoined Blue Topaz & Amethyst heart shape center pearl necklace. Blue Topaz & Amethyst heart measures 18.00 x 18.00 m.m. ( 5/8 " x 5/8 " ), weighing approx. 14.20 Carats. Heart is bezeled set in 14 karat yellow gold on top, with four prongs on the back. Heart stone has a "Wave" design cut on top, with a flat bottom. Fresh water Pearls measure 4.00 m.m. avg. each. Necklace measures 17 " in length. 14 karat yellow gold marquise shape pearl clasp closer. Clasp measures 1/2 " closed. Stamp on clasp tongue " 14K ".