Vintage Taxco Mexico Sterling Silver Amethyst Lapis Statement Collar Necklace

Fabulous necklace - marked 925 Mexico TM-290 - unidentified Taxco artisan - Heavy yet supple articulation - each link is set with an 8mm square pyramid form amethyst gem and two 4mm blue lapis or sodalite cabochons - measures 18.5 inches long x 1 9/16" wide - total weight 7.6 ounces - excellent wearable estate condition.