Zenith El Pimero Rainbow Mens Watch Zenith El Primero Rainbow stainless steel automatic mens watch. Black/blue chronograph dial, date, case diameter: 40mm, wrist size: 16.5cm, Swiss made. Ref# 01/02.0461.400. With Zenith stainless steel bracelet and clasp. With Certificate of Authenticity. 12 month David Lightfoot Watch Repair warranty from the date of full service. (Pre-owned)