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The Longines HydroConquest L3.788.4.70.6 is a modern dive watch that perfectly balances technical performance with refined Swiss design. As part of the renowned HydroConquest collection, this 42mm automatic timepiece has been engineered for those who demand reliability, precision and versatility, whether exploring beneath the waves or navigating everyday life.
Its sleek black lacquered dial delivers a clean, contemporary aesthetic, complemented by a matching ceramic bezel that enhances both durability and visual appeal. Applied indexes and Swiss Super-LumiNova® ensure exceptional legibility in all lighting conditions, while the robust stainless steel case and bracelet provide a confident presence on the wrist.
Engineered for Performance
The HydroConquest collection has earned a reputation as one of the most capable dive watch ranges in Swiss watchmaking. Designed to withstand demanding environments, the L3.788.4.70.6 features a unidirectional rotating ceramic bezel, screw-in crown and screw-down case back, all contributing to its impressive 300-metre water resistance.
Built to meet the expectations of modern divers and watch enthusiasts alike, every element has been carefully considered to deliver dependable performance and long-lasting durability.
Advanced Automatic Movement
At the heart of the watch is an exclusive Longines self-winding mechanical movement equipped with a monocrystalline silicon balance spring. Operating at 25,200 vibrations per hour, the movement provides exceptional reliability, enhanced magnetic resistance and an impressive power reserve of up to 72 hours.
This advanced calibre reflects Longines' commitment to combining traditional Swiss watchmaking expertise with modern innovation, ensuring outstanding precision and performance day after day.
Built for Comfort and Reliability
Protected by a scratch-resistant sapphire crystal with multi-layer anti-reflective coating on both sides, the HydroConquest offers excellent visibility in all conditions. The stainless steel bracelet is fitted with a double-security folding clasp and integrated micro-adjustment system, allowing for a secure and comfortable fit throughout the day.
Whether worn as a dedicated dive watch, a luxury sports watch or an everyday companion, the HydroConquest L3.788.4.70.6 delivers the perfect combination of performance, durability and timeless style.
Key Features
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Reference: L3.788.4.70.6
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Collection: Longines HydroConquest
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Automatic mechanical movement
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Monocrystalline silicon balance spring
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Approx. 72-hour power reserve
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42mm stainless steel case
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Black lacquered polished dial
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Swiss Super-LumiNova® hands and indexes
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Black ceramic unidirectional rotating bezel
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Date display
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Screw-in crown
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Screw-down case back
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Scratch-resistant sapphire crystal
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Anti-reflective coating on both sides
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Stainless steel bracelet
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Double-security folding clasp with micro-adjustment
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300m water resistance
We offer complimentary secure delivery to addresses in the UK.
For all online orders Deacons will arrange delivery of the goods in accordance with the delivery details provided by you. Delivery will be made by Royal Mail Special Next Day delivery requiring a signature on receipt. Please allow at least 3 - 5 working days from acceptance of your order for delivery. Please note that we can only deliver to UK addresses.
We hope you will love your purchase, but should you change your mind, a refund or exchange on online purchases can be requested within 14 days of receiving delivery. If you wish to return an item, it must be in its original unused condition and packaging.
Refunds will be provided against the original payment method or credit/debit card used to complete the purchase. If you wish to return your product, please use a secure return service with the appropriate insurance level and with full tracking, as you are responsible until this product is received. If your return is due to a damaged or defective product then we will refund the delivery charges and pay your costs of returning it to Deacons.
All returns must be sent to D&S Limited, 11-15 Wood Street, Old Town, Swindon, SN1 4AN
