This 15in. Heavy 2.68oz necklace is a classic Taxco design, The link is .75in. wide and it is double signed. Once with Rubi Ramirez and secondly with the rare script inside a horseshoe Rancho Taxco Viejo. Please share any info you might know about Rancho Taxco Viejo hallmark as we would like to ascertain and more accurately date this item. This is almost pure silver as you can feel it and see it. The links are thick and in excellent condition. A real treasure. Just, LOOK AT THAT NECKLACE!