This is a fantastic old piece with a heavy weight of 101 grams. The length is 19.75 and can hook into any link to change to shorter lengths. Hallmarked Mexico Silver this is a very old pre-1948 Mexico City necklace. The largest drop is 2.5in. x 1.75in. and the others are all 1.5in. x 1.5in. The pieces are hand chased with repousse balls and repousse pieces where the chain links . The stones are very crystalline in nature and the entire piece is in excellent condition. Beautiful addition to anyones collection, just LOOK AT THAT NECKLACE!