Rolex GMT-Master II Steel 126710 BLNR
CATEGORY | Oyster Perpetual Professional |
Certification | Superlative Chronometer (COSC + Rolex certification after casing), international five-year guarantee |
Case | Oyster (monobloc middle case, screw-down case back and winding crown) |
Safety | Integral crown guard |
Diameter | 40mm |
Material | Oystersteel |
Middle Case | Oystersteel, satin finish with polished sides |
Bezel | Oystersteel, bidirectional rotatable 24-hour graduated two-colour Cerachrom insert in blue and black ceramic; moulded, recessed numerals and graduations coated with platinum via PVD (Physical Vapour Deposition) |
Case back | Solid, screw down with fine fluting |
Winding Crown | Screw-down; Triplock triple waterproofness system |
Crystal | Scratch-resistant sapphire Cyclops lens over the date with double anti-reflective coating |
Waterproofness | 100 metres (330 feet) |
Movement | |
Calibre | 3285, Manufacture Rolex Mechanical movement with bidirectional self-winding via Perpetual rotor |
Precision | -2/+2 sec./day, after casing |
Functions | Centre hour, minute and seconds hands Local time via conventional hands, independent rapid-setting of the hour hand Reference time via additional 24-hour hand Instantaneous date at 3 o’clock, secure setting via the hour hand Stop-seconds for exact time setting |
Oscillator | Frequency: 28,800 beats/hour (4Hz) Paramagnetic blue Parachrom hairspring Rolex overcoil Large balance wheel with variable inertia High-precision regulating via four gold Microstella nuts Traversing balance bridge High-performance Paraflex shock absorbers |
Escapement | Chronergy with optimized energy efficiency Paramagnetic nickel-phosphorus pallet fork and escape wheel |
Jewelling | 31 rubies |
Power Reserve | Approximately 70 hours |
Dial | |
Colour | Black lacquer |
Hour Markers | 18 ct white gold, highly legible Chromalight (long-lasting luminescence, blue glow) |
Hands | 18 ct white gold, blue lacquer 24-hour hand, highly legible Chromalight (long-lasting luminescence, blue glow) |
Bracelet | |
Type | Jubilee, five-piece solid links |
Material | Oystersteel, polished centre links, satin-finished outer links with polished edges |
Clasp | Oysterlock folding safety clasp Easylink 5mm comfort extension link |
Featured image ©Rolex