European Art Deco “Chevron” design ring, 18K gold set with 24 square cut invisibly set rubies (approx. 6 carats TW) in a pyramid form, marked, c. 1940’s
For more information see: The Fine Art of California Indian Basketry, Brian Bibby (Sacramento/Berkeley: Crocker Art Museum, Heyday Books, 1996), p. 90.