Rolex Explorer I 40mm in Superalloy 904L Oystersteel Stainless Steel, featuring a Solid Monobloc Middle Case with Screw-Down Case Back and Winding Crown, Iconic Black Arabic “3-6-9” Dial with Rolex Chromalight Display providing Long-Lasting Blue Luminescence, Luminous Mercedes-Style Hour Hand, Minute Hand and Center Sweep Seconds Hand, Instantaneous Stop-Seconds for Precise Time Setting, Scratch-Resistant Sapphire Crystal, Screw-Down Crown with Twinlock Double Waterproofness System, Superlative Chronometer Rolex Calibre 3230 Perpetual Self-Winding Automatic Movement with Paramagnetic Blue Parachrom Hairspring and High-Performance Paraflex Shock Absorbers, and fitted on a Superalloy 904L Oystersteel Oyster Bracelet with Oysterlock Folding Safety Clasp and Easylink 5mm Comfort Extension Link. 40mm. Water Resistant to 100 Meters / 330 Feet.

The Rolex Explorer is one of the purest and most historically important professional watches ever created by Rolex, born from the spirit of exploration and forever associated with mankind’s pursuit of the world’s most demanding environments. Its unmistakable black dial and legendary 3-6-9 configuration have defined the Explorer for generations, creating one of the cleanest and most instantly recognizable designs in the Rolex Professional collection. The Ref. 224270 brings this legendary formula into a commanding 40mm case, giving the Explorer greater wrist presence while preserving the simplicity, legibility and purposeful character that made the model an icon. The intense black dial is accented by applied white-gold hour markers and oversized Arabic numerals at 3, 6 and 9 o’clock, all filled with Rolex Chromalight for exceptional visibility in darkness. The signature Mercedes hour hand and luminous “lollipop” center seconds hand complete a design that is unmistakably Rolex from across the room.

The beautifully proportioned 40mm Oyster case is manufactured from Rolex’s exceptionally corrosion-resistant Oystersteel, with a smooth fixed bezel, gently curved lugs and Rolex’s characteristic combination of polished and satin-brushed surfaces. The screw-down Twinlock crown, solid screw-down case back and hermetically sealed Oyster architecture provide water resistance to 100 meters, while the robust three-link Oyster bracelet gives the watch the strength and security expected from a genuine Rolex Professional model. The Easylink system allows the wearer to increase the bracelet length by approximately 5mm without tools, adding everyday comfort to a watch originally conceived for adventure and exploration.

At the heart of the Ref. 224270 is the advanced Rolex Manufacture Calibre 3230, a self-winding mechanical movement incorporating Rolex’s highly efficient Chronergy escapement, blue Parachrom hairspring and high-performance Paraflex shock absorbers. Constructed with 31 jewels and operating at 28,800 vibrations per hour (4Hz), the Calibre 3230 provides an impressive approximately 70-hour power reserve. As a Rolex Superlative Chronometer, the completed watch is subjected to Rolex’s stringent in-house precision standards after casing, combining exceptional accuracy with the durability, shock resistance and reliability for which the Explorer has been celebrated for generations.

The Explorer occupies a special place within the Rolex family because it has never needed unnecessary ornamentation to establish its importance. Its desirability comes from its history, its uncompromising functionality and one of the most enduring dial designs in modern watchmaking. The 40mm Ref. 224270 represents the largest expression of the classic Explorer I concept, combining the celebrated 3-6-9 dial with contemporary proportions and Rolex’s latest-generation mechanical technology. Rugged enough to fulfill its original purpose yet refined enough to wear anywhere, the Explorer 40 is quintessential Rolex: timeless, instantly recognizable and built to endure for generations. A cornerstone sports model and an exceptional addition to any serious Rolex collection.

Ref# 224270