Photo: Tempus Shop
Catalogue / Longines / ref. L3.781.4.06.6
Longines HydroConquest 41mm Cadran Vert Mat - L3.781.4.06.6
The Longines HydroConquest 41mm Cadran Vert Mat is an automatic watch, 41 mm across, with a sapphire crystal, water-resistant to 300 m. It was listed at €1,950 at Tempus at our check on 12 November 2026.
Where to buyChecked 12 November 2026
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Who it suits
Anyone who swims, dives or wants a watch that never needs babying.
Strengths
Automatic movement · Sapphire crystal · Water-resistant to 300 m
Limits
No limit found on the spec sheet.
Reading the spec sheet
What the spec sheet says
- Automatic movement. It winds itself on the wrist, with no battery.
- Sapphire crystal. The most scratch-resistant option.
- Water-resistant to 300 m. Swimming and diving without a second thought.
- Priced below the brand median. It costs 29% less than the median of the 383 automatic Longines watches in the catalogue (€2,750).
Analysis based on the retailer’s spec sheet, without handling the watch.
- Brand
- Longines
- Case material
- Stainless steel, ceramic bezel
- Strap material
- Steel
- Diameter
- 41.00 mm
- Crystal
- Sapphire
- Movement
- Automatic
- Water resistance
- 300 m (30 bar)
- Dial colour
- Matt green
- Clasp
- Double-safety folding clasp
- Reference
- L3.781.4.06.6
At this price
Alternatives from other brands
Same type of movement, within 20% of the price.
Questions
The short answers
Is the Longines HydroConquest 41mm Cadran Vert Mat an automatic watch?
Yes. Its movement is automatic: it winds itself with the motion of the wrist.
Can you swim with the Longines HydroConquest 41mm Cadran Vert Mat?
Yes. It is water-resistant to 300 m, which covers swimming and diving.
Does the crystal of the Longines HydroConquest 41mm Cadran Vert Mat scratch?
It has a sapphire crystal, the most scratch-resistant kind.
What size is the Longines HydroConquest 41mm Cadran Vert Mat?
Its case measures 41 mm in diameter.
How much does the Longines HydroConquest 41mm Cadran Vert Mat cost?
It was listed at €1,950 at Tempus at our check on 12 November 2026.
Where it ranks
This watch appears in
- Automatic watches with sapphire crystal, water-resistant to 100 m, under €2,000246 references
- Automatic dive watches under €2,000105 references
- Automatic watches, water-resistant to 100 m, under €2,000259 references
- Watches with sapphire crystal, water-resistant to 100 m, under €2,000365 references
- Automatic watches with sapphire crystal under €2,000442 references
Official brand video
The collection on video
Same brand
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