lot of 2, neither are marked, includes:

one with three stamped carinated bands comprising the cuff and set with a single turquoise cabochon
width 13/8 inches, interior circumference 6-1/4 inches + gap length 1 inch, weight 51.5 dwt.

the other, with a stamped split shank with central twisted wire and set with a petrified wood cabochon
width 1 inch, interior circumference 5-7/8 inches + gap length 3/4 inch, weight 22.5 dwt.