Agate lots are available at auction on LiveAuctioneers. rare Agate works. This distinctive Agate selection offers a wide selection of outstanding items such as Necklaces & Pendants, Rings, Religious & Spiritual Objects, Bracelets, Tobacciana, and more. If you’re looking for other alternatives, many treasure hunters also enjoy exploring pieces in other trending materials/ techniques such as gold, silver, diamond, and bronze.