About This Watch
The Jaeger-LeCoultre Master Ultra Thin Date in 18K rose gold represents the ideal intersection of dress watch aesthetics and everyday practicality. The caliber 899/1 — one of JLC's most refined automatic movements — adds a date window at three o'clock while maintaining the ultra-thin profile at 8.8mm. The rose gold case lends a warmth and prestige that elevates this from a beautiful watch to a statement of refined taste. At 39mm, the proportions are classically balanced, and the silver dial with applied rose gold indices creates a harmonious color palette. The 28-jewel movement features JLC's signature attention to finishing, visible through the sapphire display caseback. Every completed watch passes the 1000 Hours Control, JLC's demanding quality assurance program that tests each piece for six weeks. The date complication is the one function most watch wearers consider indispensable, and its inclusion here adds genuine utility without compromising the clean aesthetic. Paired with a brown alligator strap that complements the rose gold beautifully, this Master Ultra Thin Date embodies the philosophy that a great dress watch should be both beautiful and useful. It competes directly with Patek Philippe's Calatrava at roughly half the price.
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 | 39.0mm |
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| Case Thickness | 8.8mm |
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| Case Material | 18K Rose Gold |
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| Crystal | Sapphire with anti-reflective coating |
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| Bezel | Fixed, polished |
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| Dial Color | Silver |
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| Lug Width | 20mm |
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| Lug-to-Lug | 46.0mm |
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Features
| Water Resistance | 50m / 164ft |
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| Bracelet/Strap | Brown alligator leather strap |
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| Clasp | Deployant clasp in 18K Rose Gold |
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| Weight | 72g |
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| Complications | Date |
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