Vintage Taxco Mexico Sterling Silver top 925 Jasper pendant Necklace

Vintage Taxco Mexico Sterling Silver 925 Jasper pendant Necklace. Pendant measures 2 1/2 inches X 1 1/4 inches and is marked TP-15. The chain is a 20 inch Sterling Silver Rope Necklace made in Italy. The top Jasper Cabochon measures 20 mm X 18 mm. Please note that the pictures may not reflect the actual size of the item. See description for sizing. I have washed it in warm water to remove any grime. Thank you for looking. Jon