A watch set in a single large emerald of hexagonal shape, perhaps from the famous Muzo mine in Colombia. The loop is also set with small emeralds and with white enamel, and the face enameled green, circa 1600.
Agassiz Rose, Yellow and Green Gold Pocket Watch with Diamond and Ruby Accents | 14k rose, yellow and green gold pocket watch, circa 1890s. Intricate detail work to the front and back covers with fine old-cut gem stones. Federal-style stars on cover. Enamel dial. Set with diamonds and a ruby.