lot of 4, all are unmarked, includes:

a split shank ring, set with two turquoise stones in an hourglass design
size 11.25, weight 10.4 dwt.

a split shank example set with a single turquoise stone
size 9.5, weight 8.0 dwt.

a ring with stamped shank, set with a single turquoise stone in a serrated bezel
size 4.25, weight 3.9 dwt.

a pair of screwback earrings with stamped scalloped edges
length 2-1/2 inches x width 1-1/2 inches, weight 6.8 dwt. (each)