NEW LONGINES SPIRIT L3.721.4.53.6

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LONGINES Longines SPIRIT Pioneer Series L3.721.4.53.6 Pilot Flyback Watch
The Longines SPIRIT Pioneer Series L3.721.4.53.6 Pilot Return Watch perfectly embodies the brand s century long spirit of relentless innovation, blending classic flight watch styles with top-notch watchmaking techniques, becoming a masterpiece of practical and collectible value watches.
As a classic model of the Longines Pioneer series, this chronograph watch is equipped with its signature flyback function, which not only showcases the brand s advanced technology in the field of complex function watches, but also inherits the brand s tradition of flying watches. Longines, symbolized by the flying hourglass, launched its first flyback watch as early as the early 1930s and obtained a patent for this technology on June 16, 1936, becoming the world s first watchmaking brand to use flyback technology and ushering in a new era of flying watches.
The Flyback complex function was originally tailored for pilots, capable of accurately calculating continuous flight phases and greatly improving flight navigation efficiency. It was an epoch-making flight assistance tool at the time, and now this classic technology has been perfectly integrated into the Pioneer series, becoming the core highlight of watches. The watch is equipped with Longines exclusive L792 movement, which is a manually wound mechanical movement. It has not only been certified by the Swiss Official Astronomical Observatory (COSC) to ensure extremely precise operation, but also features a silicon balance spring with excellent anti magnetic performance, effectively resisting the magnetic field interference of daily electronic devices and extending the service life of the watch.
In terms of appearance design, the watch adopts a stainless steel case, combined with sanding and polishing processes, with a delicate texture and durability; Paired with a bi-directional rotating black ceramic bezel, it is scratch resistant and wear-resistant, while adding a sporty touch to the watch. The black matte dial, paired with three-dimensional luminous hour markers and gold-plated luminous hands, can clearly read the time even in dim environments, balancing practicality and aesthetics.
In terms of functionality, the watch has a timing function, with a large second hand timing pointer in the center, a 30 minute timing sub dial at the 3 o clock position, and a luminous second sub dial at the 9 o clock position; The fly back function can instantly restart timing with just one click of a button, without the need to stop, reset, and restart, making the operation convenient and efficient. In addition, the L792 movement has a frequency of 4Hz (28800 times/hour), is equipped with 23 gems, and has a power reserve of up to 68 hours (3 days). It does not require frequent winding and meets daily wearing needs. It is a flight style watch that combines performance and taste.

Series:SPIRIT,Net Weigh:1KG,Gross weight:3KG,Model Number:L3.721.4.53.6,Movement:Automatic,Power Reserve:Caliber L792,68Hours,Case Diameter:39.5mm,Case Thickness:13.4mm,Case Material:Stainless Steel,Mirror Material:Resistant Sapphire Crystal,Dial Colour:Black,Strap Colour:Silver,Strap Material:Stainless Steel,Water Resistance:100 Meters,Attachment:Original Box, International Warranty Card, Manual (Complete Accessories),Clasp:Folding Clasp,Gender:Mens