Diamond Cut Sterling Silver Chinese Symbol Brooch Signed Moni (Longevity ?)

Diamond Cut Sterling Silver Chinese Brooch Signed Moni (I think the symbol is Longevity based on a google search) - this is a beautiful diamond cut sterling silver brooch in very good condition. The brooch measure approximately 1 3/4 inches in height and 1 3/4 inches and width at the widest point (see photos for more details).