ROLEX Sea-Dweller 4000 126600

Product Specifications

• Model: Rolex Sea-Dweller 4000 126600

• Gender: Men’s

• Case Size: 43mm

• Case Material: Oystersteel (Stainless Steel)

• Bezel: Unidirectional rotatable, black Cerachrom ceramic insert

• Crystal: Scratch-resistant sapphire with Cyclops lens and anti-reflective coating

• Dial: Black with Chromalight display

• Movement: Rolex Caliber 3235, self-winding mechanical

• Power Reserve: Approximately 70 hours

• Functions: Hours, minutes, seconds, date

• Water Resistance: 1,220 meters / 4,000 feet

• Bracelet: Oyster bracelet with Glidelock and Fliplock extension systems

• Clasp: Folding Oysterlock safety clasp

The Rolex Sea-Dweller 4000 126600 represents a perfect balance between robust functionality and luxury craftsmanship. Originally introduced to celebrate the 50th anniversary of the Sea-Dweller line, this 43mm diver’s watch is a testament to Rolex’s deep commitment to innovation and reliability. Designed for professional divers and watch enthusiasts alike, the Sea-Dweller 126600 combines enduring performance with iconic aesthetics.

This model features a 43mm Oystersteel case, made from Rolex’s proprietary corrosion-resistant stainless steel alloy, offering unmatched strength and an elegant satin-brushed finish. The case is fitted with a unidirectional rotatable bezel that includes a black Cerachrom insert made of virtually scratch-proof ceramic. The 60-minute graduation allows divers to monitor dive and decompression times with precision and confidence.

One of the most notable elements of the Sea-Dweller 126600 is the inclusion of the Cyclops lens over the date window—appearing for the first time in the Sea-Dweller line. This iconic feature, placed at 3 o’clock, magnifies the date for easy readability and blends seamlessly into the anti-reflective sapphire crystal. The black dial is clean and professional, offering strong contrast for excellent legibility, especially under low-light conditions thanks to the Chromalight display. This long-lasting luminescent material ensures superior visibility in deep-sea environments.

At the heart of the watch is the Rolex Caliber 3235, a self-winding mechanical movement built entirely in-house by Rolex. This high-performance movement offers an impressive 70-hour power reserve, greater efficiency, and increased resistance to shocks and magnetic fields. It features Rolex’s patented Chronergy escapement and is certified as a Superlative Chronometer for outstanding accuracy and reliability.

A standout feature of the Sea-Dweller line is its ability to withstand extreme pressure. The Rolex Sea-Dweller 126600 is water-resistant up to 1,220 meters (4,000 feet). It includes a helium escape valve, which allows gas to safely exit the watch during decompression—a must-have for saturation divers. This function ensures that the watch remains unaffected by pressure changes during deep-sea missions.

The timepiece is paired with a robust Oyster bracelet, composed of solid flat three-piece links. It features both the Oysterlock safety clasp and the Glidelock extension system, allowing divers to adjust the length of the bracelet easily—even over a wetsuit—without the need for tools.

With its upgraded size, technical refinements, and nods to tradition, the Rolex Sea-Dweller 4000 126600 is more than just a dive watch—it’s a professional-grade instrument with the prestige of the Rolex name. Whether you’re exploring the ocean depths or navigating the demands of modern life, this watch delivers the rugged elegance and performance that defines Rolex.

At Luxury Watch Empire, we pride ourselves on offering authentic, high-end Swiss timepieces that combine precision engineering and timeless design. The Sea-Dweller 126600 is a top-tier choice for those who value performance, heritage, and luxury.