RL Sea‑Dweller Deepsea 44 mm – Ref. 116660 D‑Blue (“James Cameron”)

The RL Sea‑Dweller Deepsea Ref. 116660 D‑Blue is an extraordinary professional dive watch engineered to withstand the most extreme underwater conditions. Nicknamed the “James Cameron,” it pays tribute to the legendary filmmaker’s historic solo descent into the Mariana Trench in 2012. Its striking blue-to-black gradient dial evokes the ocean’s depths, combining RL’s technical mastery with a compelling narrative.

Key Specifications:

• Origin: Switzerland

• Gender: Men’s / Unisex

• Case Diameter: 44 mm, robust Oystersteel (904L stainless steel)

• Crystal: Ultra-thick 5 mm sapphire crystal for extreme pressure resistance

• Caseback: Grade-5 titanium with patented Ringlock System, rated to 3,900 m (12,800 ft)

• Bezel: Unidirectional 60-minute Cerachrom ceramic insert with platinum-coated graduations

• Dial: Gradient “D‑Blue” sunburst, transitioning from deep blue to matte black, with green “DEEPSEA” text

• Hour Markers: Large Chromalight luminescent markers and Mercedes-style hands for exceptional legibility

• Bracelet: Oystersteel Oyster bracelet with Glidelock extension system

• Water Resistance: 3,900 m (12,800 ft), featuring Triplock screw-down crown and helium escape valve

Movement:

• Type: Automatic (self-winding), COSC-certified, Superlative Chronometer ±2 sec/day

• Caliber: RL Caliber 3135, 31 jewels, 48-hour power reserve

Functions:

• Hours, minutes, central seconds

• Instantaneous date at 3 o’clock with rapid-set

• Stop-seconds function for precise time setting

Highlight Summary:
The RL Deepsea D‑Blue Ref. 116660 represents the pinnacle of dive watch engineering. Its nearly 4,000 m depth rating, patented Ringlock System, and 5 mm sapphire crystal ensure unmatched durability underwater. The gradient dial offers a poetic tribute to James Cameron’s legendary dive, marrying technical excellence with symbolic storytelling. Rugged yet refined, powered by the reliable Caliber 3135, this timepiece is perfect for serious divers and passionate collectors alike.