Treat yourself with this $250 gift certificate for any jewelry item available at Mariquita Masterson Inc. Mariquita Masterson is a Houston jewelry designer who creates beautiful work with glass, blown, cast and enamel. Each piece is individually made and set in sterling and vermeil. Blown glass, pate de verre and enameled glass are used in combination with pearls, semi-precious stones and a variety of beads to create a very distinct and glamorous collection.