Alchemy Gothic UL17 Swallow pewter chain necklace. Two tattoo style swallows holding a red crystal heart. Supplied on silver finish chain. All Alchemy Gothic jewellery is cast and hand-made in fine English pewter. UL17 Alchemy is the all-girl's take on Alchemy's classic and retro, tattoo and rock style jewellery. Official high quality product made by Alchemy Carta in the UK, producing amazing items since 1977.