H.Stern
				
				
					At Libertador, in the Sheraton Buenos Aires Hotel
				
				
				
				
				
				
				
				
				
				About
				
					This upscale Brazilian jeweler, with branches in major cities around the world, sells an entire selection of South American stones, including emeralds and the unique imperial topaz. H.Stern is the top jeweler in Latin America. The Sheraton location is open Monday to Friday from 9am to 7:30pm, Saturday and Sunday from 9am to 5pm.