United States; Gold-plated sterling silver, marked "STERLING", "ACID TEST" and maker marked "GEMSCO" on the reverse, 65 mm x 70.2 mm, screwback flanked by dual prongs, mint. In its cardboard box of issue, foil label affixed to the presentation platform maker marked "GEMSCO" and inscribed "GOLD PLATED ON STERLING SILVER", exhibiting wear throughout, box fair.