Carl Auböck Model #5600 'Heart' Solid Brass Keyring. Designed in the 1950s, this incredibly refined and sculptural object is hand fabricated in polished brass with the "Auböck" signature stamped on the side. Price is per item. Available in unlimited quantities. Local pickup available. Ships in 1-3 days. Contact us for time-sensitive orders. Produced by Carl Auböck IV in the original Auböck Werkstätte in the 7th district of Vienna using the same exacting standards, high-quality materials, original molds, and techniques of his legendary grandfather. Auböck's design career was long and varied, reaching its pinnacle of prestige at the Triennale di Milano in 1954, where he received four gold medals in recognition of his iconic work. Please note that only one representative example of each item is shown in the images. Finish varies from item to item due to the handmade nature of their fabrication. Brass will continue to patinate. Shine can be restored with any brass polish if desired.