El Primero Stratos Flyback

The Zenith El Primero Stratos Flyback Chronograph “Spindrift” reference 86.2060.4061/21.R573 is a bold and technically accomplished certified pre-owned luxury watch, presented in new condition with original box and papers (full set). Designed as a professional-grade chronograph, this model embodies Zenith’s long-standing expertise in high-frequency movements and aviation-inspired instrument watches.

Housed in a substantial 45 mm stainless steel case, the El Primero Stratos delivers a powerful wrist presence with a distinctly sporty and functional character. The robust case construction, combined with crisp brushed and polished finishes, reinforces the watch’s tool-watch DNA while maintaining refined Swiss craftsmanship.

The black dial is engineered for maximum legibility, featuring large luminous Arabic numerals, bold hands, and contrasting chronograph sub-dials. The layout includes a central chronograph seconds hand, a 30-minute counter, and a small seconds sub-dial, arranged for intuitive reading in demanding conditions. A date display at 6 o’clock integrates seamlessly into the dial without compromising clarity. The “Spindrift” designation reflects the model’s dynamic, performance-oriented spirit.

Powering the watch is the legendary Zenith El Primero Calibre 4061, an automatic high-frequency chronograph movement operating at 36,000 vibrations per hour (5 Hz). This calibre enables precise measurement of elapsed time to 1/10th of a second and features a flyback chronograph function, allowing instant reset and restart of the chronograph with a single press — a key feature for professional timing. The movement offers a power reserve of approximately 50 hours, combining precision with everyday usability.

The watch is fitted with a black rubber strap, enhancing comfort and reinforcing its sporty, aviation-inspired profile. A scratch-resistant sapphire crystal protects the dial, while the solid construction ensures durability suited to active use.

The Zenith El Primero Stratos Flyback Chronograph Spindrift 86.2060.4061/21.R573 stands out as a high-performance chronograph with unmistakable Zenith DNA. Its new condition, advanced flyback functionality, and complete documentation make it an excellent addition to any collection of premium pre-owned luxury watches, particularly for enthusiasts who value precision, robustness, and bold design.