Longines
HydroConquest Exclusive Edition L3.779.4.98.6
39mmCurrent Production
Retail: $2,200
The HYDROCONQUEST collection blends modern aesthetics with proven performance. Powered by an exclusive LONGINES automatic calibre, water-resistant up to 30 bar (300 m), with unidirectional bezel, screw-in crown and screw-down case back. Automatic watch, Ø 39.00 mm, stainless steel and ceramic bezel, L3.779.4.98.6 Date, self-winding mechanical movement beating at 25'200 vibrations per hour, with a monocrystalline silicon balance-spring power reserve up to 72 hours.
Source: Longines website, last updated Mar 2026
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