Inspired by the world of water sports, the HydroConquest collection stands out with its daring design. Water-resistant up to 30 bar (300 m) with a unidirectional rotating bezel and screw-down crown and case back, it guarantees exceptional reliability at all times.
Longines HydroConquest 41mm Mens Watch Black Ref. L37404566
$2,000.00 Save:$100.00(5%)
Authenticity & Purchase Guarantee
- ✓ Certified Authentic: Multi-point inspection & verification by horological specialists.
- ✓ Reference: Ref. L37404566 (Longines).
- ✓ Quality Assured: Verified movement timing, original components, and documented serials.
- ✓ Express Delivery: Complimentary insured courier transit with signature confirmation (2–5 business days).
- ✓ Client Protection: 14-day inspection window and full buyer protection.
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Product specifications
| Attribute | Details |
|---|---|
| Product Code | 17351087 |
| Manufacturer Product Number | L37404566 |
| Guarantee | Longines 2 Year Guarantee |
| Category | Watches |
| Brand | Longines |
| Brand Collection | HydroConquest |
| Watch Markers | Arabic Numerals & Batons |
| Water Resistant | 300 Metres |
| Recipient | For Him |
| Movement | Quartz |
| Dial Colour |





























Margot Kensington (verified owner) –
From initial wire transfer to unboxing, the transaction was handled with utmost discretion and efficiency. The Longines HydroConquest 41mm Black is running within +0.8s/day on the wrist with excellent power reserve duration. The case proportions wear exceptionally well under a tailored cuff, and the weight is reassuringly substantial. An authentic, investment-grade timepiece backed by spotless provenance documentation.