The Rolex Explorer II 216570 Black Dial is one of Rolex’s most purpose-built tool watches, designed for extreme environments where distinguishing day from night actually matters. Introduced in 2011 as the successor to the 16570, it marked a major evolution for the Explorer II line with a larger 42mm Oystersteel case, improved legibility, and the in-house caliber 3187 movement. The fixed 24-hour bezel and bold orange GMT hand allow the wearer to track a second time zone or simply differentiate AM/PM—originally intended for cave explorers and polar expeditions.

What sets the black dial apart is its pure functionality and stealth aesthetic. The matte black surface combined with large Chromalight markers and Mercedes hands creates exceptional legibility in low-light conditions, staying true to the Explorer’s “form follows function” DNA. Compared to the white “Polar” version, this one feels more understated, more tactical—less flash, more tool. With 100 meters of water resistance, a sapphire crystal, and Rolex’s rugged Oyster bracelet, the 216570 sits in that sweet spot: modern enough to daily, but still deeply rooted in the brand’s exploration heritage.

Information:

Reference: 216570

Dated: 2018

Bracelet: Stainless Steel Bracelet

Case Size: 42mm x 12.5mm Thickness

Lug Width: 21mm

Case Metal: Stainless Steel

Movement: Rolex 3187 - Automatic

Functions: Hours, Minutes, Seconds, Date, GMT

Box and Papers: Inner/outer boxes, and warranty papers

Crystal: Sapphire

Bracelet size: 7.5”

Condition:

Case has light minimal wear. Bracelet has light wear. Dial, hands, and crystal have no wear. Runs within spec.