Vintage 14 karat yellow gold swirl ring with sky blue topaz

14 karat yellow gold swirl ring size 7 1/2. 7.9 mm blue topaz in a six prong Tiffany style setting. 24 mm wide ring at widest spot, 5.2 mm width of shank. 16.21 g in weight. Purchase from Troy Vincent jewelers in Fort Worth Texas sometime around the early 80s.