The Cosmograph Daytona 116515LN on Oysterflex represents a modern approach to the Everose gold chronograph: precious-metal case paired with a rubber bracelet system for all-season comfort. The chocolate brown dial complements the warm Everose hue, while the black Cerachrom bezel introduces a functional, sporty edge that keeps this reference from veering into purely formal territory.
Key Specifications
| Specification | Detail |
|---|---|
| Reference | 116515LN |
| Case Size | 40mm |
| Case Material | 18k Everose Gold |
| Bezel | Black Cerachrom with tachymeter scale |
| Dial | Chocolate brown |
| Crystal | Sapphire |
| Movement | Automatic chronograph |
| Water Resistance | 30m / 100ft |
| Bracelet | Black Oysterflex rubber |
| Clasp | Oysterlock folding safety clasp |
| Functions | Hours, minutes, small seconds, chronograph |
The 116515LN Up Close: Case, Dial and Bracelet
The chocolate brown dial displays warm tones that shift from milk to dark chocolate depending on ambient light. Three recessed subdials at three, six, and nine o’clock feature applied Everose gold surrounds. The black Cerachrom bezel provides a sharp frame with its moulded tachymeter scale, creating a contrast zone between dial and outside world.
The Oysterflex bracelet integrates a flexible metal blade within a black elastomer sheath, giving the watch significantly less wrist weight than its Oyster-bracelet sibling (116505). Explore more Oysterflex-equipped references in the Daytona collection.
Movement Options: Swiss vs Japanese
Two automatic chronograph calibres power this reference, each operating the central seconds hand, 30-minute counter, and 12-hour totaliser:
- Swiss — 4130-type calibre at 28,800 vph with approximately 72-hour power reserve. Collector-oriented accuracy and premium finishing throughout.
- Japanese — Miyota-based chronograph running at 21,600 vph with around 40-hour reserve. Practical servicing and readily available replacement parts worldwide.
Shipping, Warranty and Returns
Every order ships with discreet packaging and full tracking. Delivery times vary by destination — see our shipping policy for detailed timeframes and methods. This watch is covered by our standard movement warranty. If your purchase does not meet expectations, review our return and exchange policy for available options.






















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