HydroConquest 39 L37794566 - Black Dial - Full Set - 2026

HydroConquest 39 L37794566 - Black Dial - Full Set (2026)

Longines' fully redesigned HydroConquest arrives for 2026 with a slimmer case, refined dial architecture and the new Calibre L888.5 with a 72-hour power reserve. This 39mm reference pairs a black ceramic bezel with a lacquered black dial, keeping the 300-metre dive credentials that have defined the collection since 1997.

Details:

• Reference: L37794566
• Year: 2026
• Case Size: 39mm, stainless steel, 11.7mm thick
• Bezel: Unidirectional rotating, black ceramic insert with luminous pip at 12
• Dial: Black lacquered with applied rectangular, triangular and round indexes, Swiss Super-LumiNova coating
• Movement: Longines Calibre L888.5, automatic, 72-hour power reserve, 25,200 vph, silicon balance spring
• Bracelet: Stainless steel three-link with folding clasp and integrated diving extension
• Water Resistance: 300 meters

Set Includes:

• Original outer and inner boxes
• Longines warranty card
• Booklets

Condition:

• Full set
• Black dial
• Light signs of wear
• Very good overall condition
• Dial, hands and luminescent markers clean with no visible damage
• Crystal free of significant scratches
• Movement running, all functions operating

The 2026 HydroConquest keeps Longines' 300m dive rating while updating the case and dial for a more contemporary presence, powered by the silicon-balance L888.5 for 72 hours of autonomy.