Rolex Oyster Perpetual Explorer 214270. Steel case diameter 39mm which is water resistant to 100 meters. Automatic chronometer movement with Parachrom hairspring. Black dial with applied luminous hour markers and Arabic numerals with luminous hands, central second sweep. Polished steel bezel. Brushed steel Oyster bracelet with Oyster fliplock clasp. Box and papers dated September 2011. Rolex service March 2018. Our reference S22387.