The market
Market prices.
Historical price (2016-09-03)$1,275
eBay listings
- LONGINES HydroConquest L3.641.4.56.6 Sport Watch 38mm #361Pre-owned - Good · JP$887
- Longines Hydroconquest Sport L3.641.4.56.6 Men's Automatic Black 38mm #M-10682Pre-owned - Good · JP$959
- LONGINES HydroConquest Automatic Watch L3.641.4.56.6 Short Band 15.5cmPre-owned - Good · JP$1,000
Lowest displayed prices first.
Matched listings from our latest checks; eBay may show additional results. We may earn a commission through these links at no extra cost to you.
Retail stock & market context
Longines on the secondhand market
+8.5%
2026 so far · +3.2% to +16.0% · 44 matched watches
In line with the index
Year-by-year readings →The connection engine
More like this.
The community take
Owners talk.
In a nutshell
The Longines HydroConquest 39mm Automatic Diving Watch is an automatic watch, with a 39mm stainless steel case, powered by the L633 movement. Water resistance is rated to 300m, under a sapphire crystal, with date complications. Historical price (2016-09-03): $1,275. This is a historical reference price, not a current offer or a claimed original list price.
On real wrists
No shots yet. Show how it wears.
The paper trail
The discussion