zodiac-ringhttp://www.oed.com/dictionary/zodiac-ring_n%3Ftab%3Dmeaning_and_usezodiac ring, n.
First published 1921; not fully revised

zodiac ringnoun

  1. 1895–
    A ring with figures of the signs of the zodiac.
    1. 1895
      Zodiac Rings. These, when made of gold, are usually said to be the work of native goldsmiths on the African coast.
      Notes & Queries 8th Series vol. 8 187/2
    2. 1895
      I have a gold zodiac ring marked with the leopard's head.
      Notes & Queries 8th Series vol. 8 272/1

Originally published as part of the entry for zodiac, n.

zodiac, n. was first published in 1921; not fully revised.