Rolex Explorer

Rolex Explorer

CATEGORYOyster Perpetual Professional
CertificationSuperlative Chronometer (COSC + Rolex certification after casing)
Case
TypeOyster (monobloc middle case, screw-down case back and winding crown)
Diameter39mm
MaterialOystersteel
Middle CaseOystersteel, satin finish with polished sides
BezelOystersteel, smooth
Case backSolid, screw down with fine fluting
Winding CrownScrew-down; Twinlock double waterproofness system
CrystalScratch-resistant sapphire
Waterproofness100 metres (330 feet)
Movement
Calibre3132, Manufacture Rolex
Mechanical movement with bidirectional self-winding via Perpetual rotor
Precision-2/+2 sec./day, after casing
FunctionsCentre hour, minute and seconds hands
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
Jewelling31 rubies
Power ReserveApproximately 48 hours
Dial
ColourBlack, satin finish
Hour MarkersHighly legible Chromalight (long-lasting luminescence, blue glow) appliques and 3, 6 and 9 in 18 ct white gold
Hands18 ct white gold, Chromalight (long-lasting luminescence, blue glow)
Bracelet
TypeOystersteel, three-piece solid links
MaterialOystersteel, satin finish with polished edges
ClaspOysterlock folding safety clasp
Easylink 5mm comfort extension link

Featured image ©Rolex