Rolex Explorer II Instruction Booklet - ref. 16570, 216570
Between 2010 and 2012, Rolex produced the final years of the classic Explorer II Ref. 16570, shortly before launching a new generation in 2011. This period includes both the outgoing 40mm model and the introduction of the 42mm version.
Ref. 16570 – 40mm Oyster case, available with black or white ("Polar") dial, featuring a fixed steel bezel with 24-hour scale. Powered by the Caliber 3186, with GMT function and Parachrom hairspring.
Ref. 216570 – 42mm Oyster case, introduced in 2011, with black or white dial, larger hands, and an orange 24-hour hand inspired by the original 1971 model. Powered by the Caliber 3187, with Paraflex shock absorbers and Parachrom hairspring
