Vintage Enameled Sterling Labyrinth Ring Signed Lc

OOAK sterling ring features a labyrinth or maze design enameled in cream, blue green and pale green. The top measures 1 1/8 by 1 3/4 and the ring shank tapers to 5mm and is a size 7 3/4. The ring is signed Lc, with an infinity sign. It is not marked, but tests as sterling silver.