Very rare early horace welch double floating opal necklace roughly from "1950s". Horace welch is the original inventor of the floating opal jewelry. The floating opals are made using only natural opals in glass globes filled with oil, This gives the snow globe effect "floating opal" The necklace is 21", extenders can be added. Black gift box included!

Floating opal caps are stamped PATS PEND


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