Remarkable Museum Quality from 1880th Rembrandt & Saskia scene Multi color Sardonyx shell in the 9 Carat Yellow Gold brooch

Museum Quality Antique cameo circa 1860-1880. The carving scene of famous Dutch artist XVII century Rembrandt and his wife Saskia. This huge brooch measures 2-1/4” x 1-3/4” or 56 by 45 (mm). Total weight of this cameo is 26.7 grams. 9K Yellow Gold frame exhibits fine quality in its engraving and craftsmanship. For the 150 y.o. cameo - in amazingly good condition.