Case material: Steel; Charge: Automatic; Conditions: New Presentation condition : With boxes and all papers; Model: Explorer II Price on request Gmtbroker Reference: 16570bk rolex oyster perpetual explorer ii, 40mm ,stainless steel case, 24 hour bezel and hand, independent 12 hour hand, black dial, and oysterlock bracelet. if there is such a thing, with luminous hour markers and hands, date at 3 o’clock and that great looking red 24 hour hand with the luminous arrow head. stainless steel case is 40mm diameter by 12.5mm thick. crystal is sapphire. screw down crown operates perfectly. bezel is engraved with 24 hour scale. water resistant to 100 meters. movement is the automatic winding rolex which is a c.o.s.c. certified chronometer. bracelet is rolex oyster flip-lock with solid end links and 12 links. also known as: rolex 16570, 16570bk