White Rabbit "I'm Late", Alice down the rabbit hole, and the Mad Hatter's tea party are all set in bronze with bronze chains.
White Rabbit in the Queen of Hearts' Livery, and Alice looking at the "Drink Me" bottle, are both set in silvertone alloy with matching alloy chain.
The Hookah-Smoking Caterpillar is set in silver-plating bezel (chain is just alloy), but the tradeoff is that ~~~the silver is starting to tarnish, so the back looks imperfect~~...