Longines Spirit Pilot Flyback, Heritage & Archive L3.721.4.53.6
Manual winding watch, Ø 39.50 mm, stainless steel and ceramic bezel, L3.721.4.53.6 Chronograph flyback, mechanical movement with manual winding beating at 28'800 vibrations per hour, with a power reserve of approximately 68 hours. Bi-directional rotating bezel, water-resistant to 10 bar, scratch-resistant sapphire…
| Reference | L3.721.4.53.6 |
|---|---|
| Collection | Heritage & Archive |
| Case diameter | 39.5 mm |
| Case material | Stainless steel |
| Case shape | Round |
| Case back | Open |
| Lug width | 20.00 mm mm |
| Indexes | Arabic Numerals |
| Hands | Stick |
| Crystal | Sapphire |
| Bracelet / strap | Stainless steel bracelet, with double security folding clasp with micro adjustment system. |
| Original retail (USD) | $5,550 |
This is a reference-catalog entry for the Longines Spirit Pilot Flyback, Heritage & Archive L3.721.4.53.6. WatchFlow's Watch Library lets a dealer attach a reference like this to a piece of stock in one click, so the brand, reference and specs are filled in automatically instead of retyped — then that record drives listings, invoices and reports. See how it fits the wider watch inventory management workflow.
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