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First Class Watches£1,550.00Visit shop LONGINES L37693567 HydroConquest Quartz (42mm) Black Watch
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The Longines HydroConquest 42mm is an ideal choice for watch enthusiasts seeking a robust, professional-grade dive watch that seamlessly transitions from underwater adventures to everyday wear. Its primary benefit lies in its blend of technical durability, including 300-meter water resistance, and high-end aesthetic appeal with yellow PVD accents. However, potential owners should note that at 42mm, the watch has a significant wrist presence that may feel oversized for those with smaller wrist circumferences.
| Colour | Multicolor |
|---|---|
| Dial Size | 42mm |
| Series | HydroConquest |
| Model Part Number | L37693567 |
| Brand | LONGINES |
Yes, with a 300-meter water resistance rating, this watch is designed for swimming, snorkeling, and recreational diving.
No, this is a quartz-powered watch, meaning it runs on a battery and does not require manual or automatic winding.
Yes, the HydroConquest is compatible with many aftermarket straps, though it is recommended to have them professionally installed to avoid scratching the lugs.
The clasp features a push-button release system; simply press both side buttons simultaneously to unlock the safety mechanism.
It is made of scratch-resistant sapphire, which is extremely hard and resistant to most daily wear, though it can still be damaged by direct impact against diamonds or masonry.
The coating minimizes surface reflections on the sapphire crystal, making the dial much easier to read under bright or direct lighting.
Ensure the date was not set during the prohibited 9 PM to 3 AM window and advance the time forward by 24 hours to reset the date cycle.
Since this is a quartz model, the battery likely needs to be replaced. Consult an authorized jeweler for a professional battery swap.
Rinse the bezel under fresh running water to remove salt, sand, or debris that may have become trapped under the rotating ring.
To ensure the longevity of your timepiece, always confirm the crown is fully screwed down before exposing the watch to water. When setting the date, avoid doing so between 9:00 PM and 3:00 AM to protect the movement's date-change mechanism. To clean the stainless steel and PVD bracelet, use a soft, damp cloth with mild soap; rinse gently and pat dry to avoid water spots or mineral buildup. For professional maintenance, it is recommended to have the water resistance seals inspected by an authorized Longines service center every two to three years, especially if the watch is frequently used in salt water.
