Feb 2015 dated with tatty outer box, and cuff but all links and original as per photos. Commemorating James Cameron’s historic solo dive. From brilliant blue to bottomless black, its two-colour gradient dial celebrates one man’s journey to the deepest place on earth: the bottom of the Mariana Trench. Case: Patented three-piece case developed for specifically for the Deepsea watch. Rolex Ringlock System - featuring a nearly indestructible nitrogen-alloyed stainless steel support ring set inside the case, making the watch able to withstand pressure that would crush a submarine!. A 5mm thick domed sapphire crystal. Helium escape valve located at the 9 o'clock position of the case edge. Crown: Polished stainless steel patented Triplock'locking crown, ensured that the crown screws down as securely as a submarine hatch. Bezel: Uni-directional rotating bezel. Polished stainless steel rimmed with a ribbed edge for a sure grip. Black "Cerachrom" bezel insert, made of highly durable ceramic that is extremely hard, is highly scratch-resistant, has excellent corrosion resistant properties & is unaffected by ultraviolet rays so the color will not fade. Matte platinum coated numbers & graduation indexes. Luminous dot. Dial features: Graduating from a brilliant blue to a bottomless black dial. Date window displayed at the 3 o'clock position. Applied polished rimmed hour markers & hands with luminous fill. Bracelet & buckle features: Brushed stainless steel bracelet with polished edges. Oysterlock double-locking deployant clasp Fitted with the patented Glidelock Extension System, enabling adjustments in 2mm increments for a total of 20mm without the need of a tool. Additional Fliplock extension links allows the bracelet to be extended by an additional 26mm to fit over a diving suit. Rolex in-house Caliber 3235, beats at 28,800 vph, contains 31 Jewels & has an approximate power reserve of 70 hours.