This Boulder Opal pendant features a beautiful piece of natural Australian Boulder Opal. It’s set in eco sterling silver, with silver and 9ct gold granules. The pendant is set on an extending 16″-18″ chain with bolt clasp. It’s London Assay Office Hallmarked for quality. This necklace is one of a kind, and handmade by me in my studio. The stone measures 17x9mm.. All the stones I use are responsibly sourced, natural and undyed. All my pieces are made using 100% recycled sterling silver. The natural turquoise silver pendant will be delivered in a branded, recycled jewellery box ready for gifting. Delivery This piece is ready to be shipped. Free worldwide shipping! Customs I work with a variety of turquoise and other gemstones from around the world. Get in touch if you have something particular in mind. I hold a stash of stones and I'm happy to create a custom piece that's just right for you.