About This Watch
The Longines HydroConquest 41mm Blue is the flagship configuration of the HydroConquest range and has become one of the best-selling Swiss dive watches globally. The deep blue sunburst dial paired with the matching blue ceramic bezel creates a classic nautical aesthetic that has proven universally appealing since the model was updated in 2018 with the ceramic bezel upgrade. The 41mm case size hits the modern standard for a men's dive watch — large enough to command attention and ensure underwater legibility, yet restrained enough for comfortable daily wear. The L888.5 exclusive caliber inside is a significant upgrade over the previous generation's movement, offering a silicon hairspring for enhanced accuracy and magnetic resistance alongside a 72-hour power reserve that eliminates weekend winding anxiety. The 300-meter water resistance with a screw-down crown and caseback makes this a legitimate diving instrument, not merely a desk diver with pretensions. The bracelet features a fold-over clasp with twin push-button release and a diver extension, allowing the watch to be worn over a wetsuit. At approximately $1,375 retail, the HydroConquest 41mm Blue consistently punches above its weight class, offering specifications — ceramic bezel, sapphire crystal, silicon-hairspring movement, 300m WR — that match or exceed watches from brands positioned significantly higher in the market hierarchy. For the buyer seeking a no-compromise daily dive watch without the premium of Tudor or Omega pricing, this Longines remains essentially unbeatable.
Specifications
Movement
| Movement Type | Automatic |
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| Caliber | L888.5 |
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| Power Reserve | 72 hours |
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| Frequency | 25,200 vph |
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| Jewels | 21 |
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Case
| Case Diameter | 41.0mm |
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| Case Thickness | 12.2mm |
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| Case Material | Stainless Steel |
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| Crystal | Sapphire |
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| Bezel | Unidirectional rotating, ceramic insert |
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| Dial Color | Blue |
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| Lug Width | 21mm |
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| Lug-to-Lug | 48.0mm |
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Features
| Water Resistance | 300m / 984ft |
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| Bracelet/Strap | Stainless steel bracelet |
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| Clasp | Folding clasp with safety push-buttons |
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| Weight | 155g |
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| Complications | Date |
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