ROLEX REF. 216570 EXPLORER II STEEL
Rolex, Oyster Perpetual Date, Explorer II, Superlative Chronometer,
Officially Certified, case No. G570220, Ref. 216570. Made in 2012.
Very fine, two-time-zone, center seconds, self-winding, water-
resistant, stainless steel Chronometer wristwatch with date,
independently adjustable 12-hour hand and a stainless steel Rolex
Fliplock bracelet with Easylink clasp. Accompanied by a Rolex fitted
box, warranty card, instruction booklet and Chronometer tag.
Three-body, polished and brushed, screw-down case back
and crown with crown guard, steel bezel graduated in 24 hours,
sapphire crystal with cyclops lens.
Black with applied black-edged luminous round, baton and
triangular indexes, outer minute divisions, aperture for the date.
Large luminous black skeleton hands, 24-hour red arrow hand for
the second time zone.
Cal. 3137, rhodium-plated, oeil-de-perdrix decoration,
straight- line lever escapement, monometallic balance adjusted
to temperatures and 5 positions, shock absorber, self-compensating
Breguet balance spring, Microstella regulating screws, hack
mechanism.