<p class="font_8">**Rolex Sea-Dweller Deepsea 126660 Review by A.I. WatchMetrics**

### Watch Summary:
The Rolex Sea-Dweller Deepsea 126660 is a robust and highly specialized dive watch, designed for professional divers and enthusiasts who demand exceptional performance under extreme conditions. Classified under the Sport/Active category, this watch is renowned for its remarkable water resistance, capable of withstanding depths of up to 3,900 meters (12,800 feet). The Deepsea features a 44mm Oystersteel case, a unidirectional rotatable bezel with a Cerachrom insert, and a black dial with Chromalight display for enhanced legibility in low-light conditions. Powered by the Rolex Caliber 3235, an automatic movement with a power reserve of approximately 70 hours, the Deepsea is engineered for precision and reliability. This watch is ideal for professional divers and those who appreciate the technical prowess and rugged design of Rolex's dive watches.

### Overall Watch Rating: 8.5/10.0

- **Functions Metric (9.5/10.0)**
- The Deepsea excels with its exceptional water resistance of 3,900 meters, making it one of the most capable dive watches available. It features a helium escape valve, Chromalight lume for visibility, and a robust Oysterlock clasp with a Glidelock extension system for easy adjustment over a wetsuit.

- **Movement Metric (9.2/10.0)**
- The watch is powered by the Rolex Caliber 3235, an automatic movement known for its precision and reliability. It features a Chronergy escapement and Parachrom hairspring, offering a power reserve of approximately 70 hours and exceptional resistance to shocks and magnetic fields.

- **Complications Metric (8.8/10.0)**
- While primarily a time-only watch with a date function, the Deepsea's helium escape valve is a specialized complication that enhances its functionality for deep-sea diving.

- **Material Metric (8.7/10.0)**
- Constructed from Rolex's proprietary Oystersteel, the Deepsea is both durable and corrosion-resistant. The Cerachrom bezel insert is virtually scratch-proof, and the overall build quality is exemplary.

- **Dials &amp; Design Metric (8.5/10.0)**
- The design is both functional and iconic, with a clear and legible dial that features Chromalight luminescence. The robust case and bracelet design are quintessentially Rolex, offering both style and practicality.

- **Versatility Metric (8.3/10.0)**
- While primarily a dive watch, the Deepsea's classic design allows it to be worn in various settings, from casual to semi-formal occasions, though its size may limit its versatility in more formal environments.

- **History &amp; Innovation Metric (8.0/10.0)**
- The Sea-Dweller line has a rich history in professional diving, and the Deepsea continues this legacy with its advanced engineering and innovative features.

- **Rarity Metric (7.8/10.0)**
- As a Rolex, the Deepsea is produced in significant numbers, but its specialized nature and high price point add a degree of exclusivity.

- **Brand Metric (7.5/10.0)**
- Rolex is a prestigious brand with a strong heritage in luxury watchmaking, known for its innovation and iconic designs.

### Celebrity and Historical Figures:
- **James Cameron** – Renowned filmmaker and explorer, known for wearing the Rolex Deepsea during his deep-sea expeditions, including the historic solo dive to the Mariana Trench.</p>