Cat Fish Silver Tone Earrings. Calypso Cat-Fish Silver Drop Earrings - These enamel on Starlite silver-plate, nickel-free drop earrings are covered with colorful enamel, containing granules of colored glass to enhance the hues. Each piece is hand-finished, so there may be variations from piece to piece. These measure aaprox 1 3/4" x 3/4". American artist Judith Geiger.