Description
The Longines Spirit Pilot Flyback 39.5mm represents a masterclass in horological heritage and functional design. This manual-wound chronograph embodies over a century of aviation expertise, tracing its lineage to Longines' groundbreaking 1936 patent for flyback technology, a complication that revolutionised pilot timekeeping by allowing instant timing of successive flight stages without stopping the chronograph hand.
The striking blue dial commands attention whilst maintaining the legibility essential to professional aviation. At its heart beats an exclusive Longines calibre, a hand-wound mechanical movement distinguished by its silicon balance spring and magnetic field resistance. Every movement is officially certified as a chronometer by the COSC, guaranteeing the precision and reliability demanded by those who depend on their instruments.
Measuring 39.5mm, this watch strikes the perfect balance between presence and wearability, equally at home on the flight deck or in formal settings. The Spirit Pilot Flyback endures as a tool watch born from genuine pilot requirements, a testament to Longines' unwavering commitment to innovation and precision engineering.
Features:
Reference: L3.721.4.93.6
Calibre: L792.4
Movement: Manual winding mechanical movement beating at 28'800 vibrations per hour
Power Reserve: Approx. 68 hours
Functions: Hours, minutes, small seconds at 9 o'clock
Chronograph Functions: central 60 seconds hand and 30 minutes counter at 3 o'clock
Dial: Blue matt
Bezel: Bi-directional rotating bezel
Thickness: 13.40 mm
Product Weight (Approx.): 154.0 g
Longines Watches are also available in our Ipswich and Windsor stores.
Specification
Shipping & Returns
We are proud to offer free UK delivery on orders of £101 and over placed on our website. Robert Gatward Jewellers currently only operates and supplies within the United Kingdom.
Orders placed before 12pm Tuesday–Friday will be dispatched the same day (stock permitting). Orders placed after 12pm on Friday through to Monday will be dispatched on Tuesday. If there is a specific day you would like to receive your order, please let us know as soon as you have placed it and we will do our best to accommodate.
Orders totalling £101 or more will be posted using Royal Mail Special Delivery. Orders totalling less than £101 will be posted using Royal Mail 1st Class Signed For Delivery (1–2 working days). Although next‑day delivery cannot be guaranteed with this service, the majority of these orders arrive the following working day, including Saturdays in many cases.
For delivery information regarding Engagement Rings, please click here.


