This stunning and rare modernist ring was produced c.1970.
It features a large ceramic disc with a sterling silver band. The tortoiseshell looking disc is marked with the three wavy lines for Royal Copenhagen. The band is marked AM 925S Danmark for Anton Michelsen.
The ceramic disc has a slight rough edge on one section but apart from that the piece has no chips or cracks.
Size K, or 5 1/4.
Measures 3cm x 3.2cm at the front.