Halcyon Days Enamel Millennium Box BBB Exclusive

Commissioned exclusively for Bailey Banks & Biddle to celebrate the millennium, Y2K, 2000. Comes with presentation box, authenticity pamphlet & foam ring insert. (rock is NSF!) These boxes are enameled metal - not sure but I think it was copper enameled. Inside is a removable foam/velvet ring insert. 1 1/2” diameter Kept in closed original box since 2000.