Rolex Explorer II 226570 White Dial
About This Watch
The Rolex Explorer II 226570 with white dial, nicknamed the "Polar," is a dual-time-zone tool watch originally designed for speleologists and polar explorers who lose track of day and night. The fixed 24-hour bezel works in conjunction with the orange-tipped 24-hour hand to distinguish AM from PM, an essential feature when exploring environments without natural light cues. Updated in 2021, this reference brought the caliber 3285 with its 70-hour power reserve and independently adjustable local hour hand, transforming the Explorer II from a simple AM/PM indicator into a true GMT watch. The white dial creates a distinctive, bright appearance that has earned the watch a devoted following. The broad, angular case with its prominent crown guards gives the Explorer II a bold, masculine presence on the wrist. At 42mm, it is among the larger watches in the Rolex lineup, and the fixed bezel and substantial bracelet contribute to a commanding wrist presence. The Explorer II has always been something of an insider's choice, less flashy than the GMT-Master II but equally capable as a travel watch. For those who appreciate function-driven design and want a Rolex that stands apart from the crowd, the Polar Explorer II is an exceptional choice.
In-Depth Review
# The Explorer II 226570: Rolex's Refined Take on Professional Timekeeping
When Rolex introduced the updated Explorer II in 2021, the message was clear: this isn't a watch designed to whisper. The 226570 represents a meaningful evolution of a lineage that dates back to 1971, when the Explorer II first emerged as an instrument for cave explorers and polar expeditions. The new generation maintains that utilitarian DNA while embracing contemporary proportions—the case has grown to 42mm, a sensible size that reflects modern wrist preferences without sacrificing the watch's lean, purposeful aesthetic. The white dial variant offers exceptional legibility and visual contrast, particularly striking against the polished/brushed Oystersteel case. What truly distinguishes this model is its GMT functionality powered by Rolex's in-house 3285 caliber, a movement that demonstrates the brand's commitment to transparency through superior specifications: a 70-hour power reserve and 31 jewels that ensure consistent performance across time zones.
The Explorer II appeals to a specific owner profile—professionals who value practical complexity over decorative embellishment. Pilots, maritime workers, and frequent travelers recognize its dual time-zone capability as genuinely useful rather than aspirational. Even desk-bound collectors appreciate the straightforward execution and the assurance that comes with owning a Rolex built for actual work.
In the luxury sports watch segment, the 226570 competes directly with Omega's Seamaster Planet Ocean GMT and Tudor's Black Bay GMT, both capable instruments with distinct design philosophies. Yet Rolex's reputation for durability and secondary market value remains unmatched, justifying its premium positioning despite market prices approaching $13,000.
Specifications
Movement
| Movement Type | Automatic |
|---|---|
| Caliber | Rolex 3285 |
| Power Reserve | 70 hours |
| Frequency | 28,800 vph |
| Jewels | 31 |
Case
| Case Diameter | 42.0mm |
|---|---|
| Case Thickness | 12.7mm |
| Case Material | Oystersteel (904L Stainless Steel) |
| Crystal | Sapphire with Cyclops lens |
| Bezel | Fixed, 24-hour graduated steel bezel |
| Dial Color | White |
| Lug Width | 21mm |
| Lug-to-Lug | 50.0mm |
Features
| Water Resistance | 100m / 328ft |
|---|---|
| Bracelet/Strap | Oyster bracelet |
| Clasp | Oysterlock folding clasp with Easylink |
| Weight | 155g |
| Complications |