Rolex Deepsea 44 mm 1366601 Steel Black

The Rolex Deepsea is not simply a dive watch — it is a statement of absolute engineering mastery. First introduced in 2008 and refined over successive generations, the Deepsea was developed in direct collaboration with deep-sea explorer Sylvia Earle and draws on the same concepts that sent the Rolex Deep Sea Special to the bottom of the Mariana Trench alongside Jacques Piccard in 1960. Reference 136660 represents the current iteration of this storied lineage, and it remains one of the most technically impressive wristwatches available on the secondary market today.

At 44mm in stainless steel, the Deepsea 136660 is unmistakably purposeful on the wrist. The case construction is defined by the patented Ringlock System — a nitrogen-alloyed steel ring, a domed sapphire crystal of exceptional thickness, and a case back that collectively allow the watch to withstand pressures at extraordinary depths. The screw-down crown provides an additional layer of hermetic protection, making this one of the most robustly sealed watches ever offered in stainless steel.

The black dial is crisp, legible, and beautifully finished. Luminous dial markers ensure high-contrast readability whether on the ocean floor or across a dimly lit room. The black ceramic bezel insert — scratch-resistant and fade-proof — carries the graduated diving scale that has become synonymous with serious professional dive watches. Together, dial and bezel project an aesthetic that is simultaneously technical and refined.

Powering reference 136660 is a certified Swiss-made Rolex automatic movement, regulated to chronometer standard and offering the smooth, reliable precision that Rolex movements are globally respected for. The Oyster bracelet, secured by the Folding Oysterlock Safety Clasp, sits comfortably and securely on the wrist and is entirely appropriate for the rigorous daily use this watch is built to endure. The bracelet's robust construction matches the case in both quality and longevity.

This certified pre-owned Rolex Deepsea 136660 is presented by Bizak & Co., a trusted luxury watch dealer committed to offering only authenticated timepieces. Whether you are a collector seeking a flagship professional dive reference, a diver looking for a watch that genuinely matches your ambitions, or simply an enthusiast who appreciates serious horology, reference 136660 is a compelling and enduring acquisition. Browse our full inventory at bizakandco.com or reach out directly — our team is ready to assist you in buying this Rolex Deepsea online with confidence.