Lovely turquoise in silver choker necklace, attributed to Alice Quam.
Hand cut natural sky blue turquoise set in sterling silver sheet and wire work.
Three sections are 2 1/2" wide by 3/4" tall, with hand made chain, adjustable up to 20".
Although not signed, it has the hallmarks of Quam jewelry, silver crescents and hand cut stones.
Circa 1970s-1990s.