This brooch is marked T (Taxco) R(first initial of the silversmiths last name) and 142(the number of registered silversmith). The brooch is also 925 silver. Very good vintage condition and is a heavier piece. There is slight patina. The closure is a roll over safety clasp. Dates to the 1980's. Size is 3/4 inch in width by 2 inches in length.