Black Hills Gold Coleman Co 12k gold sterling silver marquis CZ leaf earrings. Good used condition with little to no signs of normal wear. Great patina present. All jewelry is kept in as found condition. Stamped C. Co CZ 12k Ster on the back of each drop. Hook fastening. This is one of the main jewelers of American mined Black hills gold. 

Acid tests positive for sterling silver. 

Earrings measure 1 and 1/8th of an inch tall and 3/8ths of an inch wide.