About This Watch
The Jaeger-LeCoultre Polaris Mariner Date is the Grande Maison's entry into the modern luxury dive watch arena, offering 300 meters of water resistance with the refined finishing and movement quality that define JLC. The gradient blue dial fades from deep navy at the periphery to a lighter blue at the center, evoking the ocean depths that inspired this collection. The unidirectional rotating bezel with ceramic insert provides the essential dive timing function, while the broad, luminous hour markers and hands ensure legibility in murky underwater conditions. The caliber 899/1 automatic movement brings JLC manufacture quality to a genuine diving instrument — something rarely seen from a brand predominantly associated with dress watches. The bracelet features an extension link in the clasp, allowing the watch to be worn over a wetsuit — a practical touch that signals JLC's serious intent. At 42mm, the Mariner Date is sized in line with modern dive watch standards, and the 12.4mm thickness keeps it from becoming unwieldy on land. This watch competes with the Omega Seamaster 300M and Blancpain Fifty Fathoms Bathyscaphe, offering a distinctive alternative for those who want a dive watch from a brand that has been making its own movements since 1833.
Specifications
Movement
| Movement Type | Automatic |
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| Caliber | Jaeger-LeCoultre 899/1 |
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| Power Reserve | 38 hours |
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| Frequency | 28,800 vph |
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| Jewels | 28 |
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Case
| Case Diameter | 42.0mm |
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| Case Thickness | 12.4mm |
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| Case Material | Stainless Steel |
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| Crystal | Sapphire with anti-reflective coating |
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| Bezel | Unidirectional rotating, ceramic insert |
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| Dial Color | Blue gradient |
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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 | Triple-fold clasp with safety pushers and extension link |
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| Weight | 160g |
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| Complications | DateRotating Dive Bezel |
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