6 New Black Earring Jewelry Displays For Showcases & Countertops. This is a new set of 6 black metal earring displays. These graceful stands are ideal for displaying all earring styles and sizes. These displays are perfect for counter top or showcase use. Each measures approximately 2 3/8" x 2 1/2" (60 x 63 mm) and holds up to 2 pairs of earrings.