Longines

HydroConquest 39 Automatic Stainless Steel / Black / Rubber

Ref. L3.780.4.56.9

$1,432

Average market price ·

Price Range

$750 – $1,961

Listings Analysed

6

Data last updated May 17, 2026 · Sources: Chrono24, eBay, WatchFinder & more

Get Live Price → API Access

Other Longines Watches

HydroConquest 41mm Black Ceramic Ref. L3.781.4.56.6 HydroConquest 41mm Blue Ceramic Ref. L3.781.4.96.6 HydroConquest 41mm Green Ceramic Ref. L3.781.4.06.6 HydroConquest 41mm Grey Ceramic Ref. L3.781.4.76.6 HydroConquest 41mm Black Aluminum Ref. L3.742.4.56.6 HydroConquest 41mm Blue Aluminum Ref. L3.742.4.96.6 HydroConquest 43mm Black Ceramic Ref. L3.782.4.56.6 HydroConquest 44mm Black Ceramic Ref. L3.841.4.56.6