J. Milhening Inc. Gold & Coral Cameo Brooch/Pendant. This cameo brooch is circa early 20th century by J. Milhening, Inc. (Chicago, Ill). This brooch is in 14 karat yellow gold with a oval carved pink coral cameo of Hermes. This early American brooch measures 1.375 inches by 1.1 inches. The brooch bears impressed marks for J. Milhening Inc., 14kt. The brooch is in excellent condition. (Note: small chip to coral)