LITTLE KNOWN FACTS ABOUT ROLEX DATEJUST 178240 BLUE DIAL FEB 2016.

Rolex Datejust 178240 Blue Dial Feb 2016These certification tests apply towards the fully assembled watch, after casing the movement, guaranteeing superlative performance over the wrist when it comes to precision, energy reserve, waterproofness and self-winding. The precision of a Rolex Superlative Chronometer is from the order of −2/+two seconds

rolexCalibre 3230 incorporates the patented Chronergy escapement, made from nickel-phosphorus, which combines higher Vitality effectiveness with excellent dependability and can be proof against sturdy magnetic fields. This movement is fitted While using the blue Parachrom hairspring, made by Rolex within a paramagnetic alloy.Calibre 3230 incorporat