GMT-Master II Just Specs Rolex

Rolex GMT-Master II Steel 126710 BLNR

Rolex GMT-Master II Steel 126710 BLNR

CATEGORYOyster Perpetual Professional
CertificationSuperlative Chronometer (COSC + Rolex certification after casing), international five-year guarantee
CaseOyster (monobloc middle case, screw-down case back and winding crown)
SafetyIntegral crown guard
Diameter40mm
MaterialOystersteel
Middle CaseOystersteel, satin finish with polished sides
BezelOystersteel, 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 backSolid, screw down with fine fluting
Winding CrownScrew-down; Triplock triple waterproofness system
CrystalScratch-resistant sapphire
Cyclops lens over the date with double anti-reflective coating
Waterproofness100 metres (330 feet)
Movement
Calibre3285, Manufacture Rolex
Mechanical movement with bidirectional self-winding via Perpetual rotor
Precision-2/+2 sec./day, after casing
FunctionsCentre 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
OscillatorFrequency: 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
EscapementChronergy with optimized energy efficiency
Paramagnetic nickel-phosphorus pallet fork and escape wheel
Jewelling31 rubies
Power ReserveApproximately 70 hours
Dial
ColourBlack lacquer
Hour Markers18 ct white gold, highly legible Chromalight (long-lasting luminescence, blue glow)
Hands18 ct white gold, blue lacquer 24-hour hand, highly legible Chromalight (long-lasting luminescence, blue glow)
Bracelet
TypeJubilee, five-piece solid links
MaterialOystersteel, polished centre links, satin-finished outer links with polished edges
ClaspOysterlock folding safety clasp
Easylink 5mm comfort extension link

Featured image ©Rolex

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