5mm Vermeil-style Daisy Spacer. Color is bright gold (not an antique finish). Shown with a 6mm bead for size comparison. Current stock is about 5.2mm diameter, 1.6mm thick. Sold individually.
The same pattern appears on both sides of the 21x7mm bead; vertical hole through the middle (3.5mm tall at that point), as shown. Pewter with gold finish.