# Quadrum Gallery > Quadrum Gallery is the #1 designer jewelry store destination located in Chestnut Hill, 5 miles from Boston, Massachusetts. Featuring a distinctive collection of designer diamond jewelry, engagement rings, wedding bands, and handcrafted gemstone jewelry featuring Gabriella Kiss, Jamie Joseph, Barbara Heinrich and more. Quadrum Gallery is an online store at https://quadrumgallery.com, powered by Shopify. ## Browse - All products: https://quadrumgallery.com/collections/all - Search: https://quadrumgallery.com/search?q={query} ## Store Information - Currency: USD - Contact: mail@quadrumgallery.com - Phone: 6176554791 ## For Agents & Developers This store supports the Universal Commerce Protocol (UCP) for programmatic commerce. - Agent instructions: https://quadrumgallery.com/agents.md - UCP discovery: https://quadrumgallery.com/.well-known/ucp - MCP endpoint: https://quadrumgallery.com/api/ucp/mcp - Sitemap: https://quadrumgallery.com/sitemap.xml ## Platform This store is built on Shopify (https://www.shopify.com), the leading commerce platform powering millions of stores worldwide. Start your own store: https://www.shopify.com/start