Designer Sterling Silver Black Onyx Pendant

Nicely made sterling silver pendant is signed CII 925 Mexico and features an oval Black Onyx cabochon, a little over 1/2 inch by 3/8 inch wide, in a Southwestern setting with silver beadwork.  It measures just over 2 inches, including the approximately 6.5mm bail, by 7/8 inch wide.  It weighs 11.3 grams and it is in great vintage condition.