Several changes are coming to St. Armands Circle in the coming weeks.St. Armands Jewelers is taking the place of Jewelry by Cole with new ownership at 7 N. Boulevard of the Presidents.The closed shop's namesake master goldsmith, Stephen Cole Powell, began handcrafting fine jewelry in 1974. He co-owned the shop with Karyn Powell.New owner Mia Tohar Eylon recently announced she and her family look forward to holding a soft opening of the new jewel…