Chronomaster Open 39.5 mm, stainless steel with black rubber strap, self-winding manufacture caliber El Primero with chronograph function | Reference Number ZN000007

The ZENITH Chronomaster Open, reference 03.3300.3604/21.C822, is a masterpiece of precision and elegance, designed for the man who appreciates the finer things in life. Crafted from durable stainless steel, this timepiece boasts a sleek 39.5 millimeter case that houses the revolutionary El Primero 3604 caliber, a self-winding manufacture movement known for its unparalleled accuracy. The black dial, underlined by subtle index hour markers, presents a sophisticated face, while the small seconds subdial adds a layer of complexity and charm. The chronograph function, a testament to ZENITH's horological expertise, offers both utility and an aesthetic appeal. Encased in sapphire crystal with anti-reflective coating on both sides, readability is ensured in all conditions. A black rubber strap complements the watch, secured comfortably on the wrist with a folding clasp. The sapphire crystal case back reveals the intricate workings of the El Primero movement, a feature that entices watch enthusiasts to admire the mechanical beauty within. Water-resistant to 10 bar and equipped with a 60-hour power reserve, this watch is not just a timepiece but a statement of enduring style and mechanical mastery.