Taxco Abalone Sterling Silver Earrings

The sterling silver earrings are in excellent condition.  They have inlaid abalone and have several marks. On one earring the marks are Sterling Taxco in a circle with CGP in the center, an eagle with a 3, a Mexico mark and on the earring finding Alpaca.  They are screw backs and measure 1 1/4" x 7/8".