Sizes vary by the size of your monitor. Compare bead size to a ruler. Product pictures are not necessarily sized to scale.
Citrine Roundale 4.5mm
Dark Citrine Roundel 5.5mmx4mm
Light Citrine Roundel 5.5mx3mm
Dark Citrine Roundel 3mmx2mm
Shaded Citrine Roundel 3.5mmx3mm
Citrine Faceted Roundel 8mm (approximately 8 inches)