Onthophagus pentacanthus The high-impact, unmistakable original Scarab Beetle Pendant. A statement design, the Scarab Beetle Pendant has realistic detail and a considerable weight to it. It is bold and eye-catching and will add a dark edge to your look. Measurements: Up to 34mm by 26mm by 9mm 20" chain. Measurements: Up to 34mm by 26mm by 9mm 20" chain.