Signed AAC Mexico 960 Silver TA-31 ( TA-31 which I found online to be Aceves Taxco) ~ HUGE Inlaid Abalone Double Sided Medallion Pendant Necklace. The necklace links are also inlaid with abalone. This is a stunning heavy piece. It weighs approx 50 grams and measures 18" in length. The pendant measures approx 2 3/8" from the interesting loop and ball bale to the bottom. It is 1 3/4" wide and about 5/8" thick. Excellent preowned Condition.