The Rolex Lady-Datejust 26 Ref. 179136 in the IBLRP configuration represents the absolute zenith of Rolex luxury and rarity, defined entirely by its comprehensive use of Platinum 950. This noble metal, significantly heavier and more exclusive than gold, endows the 26 mm case and the entire structure with a unique, subtle, cool luster and an unparalleled, sophisticated weight on the wrist. The watch’s status is instantly recognized by the magnificent Factory Diamond-Set Bezel, which features a continuous, brilliant arrangement of diamonds that creates an intense, fiery halo around the dial.
The centerpiece is the signature Ice Blue Sunray Finish Roman Numerals Dial . This distinct, soft metallic blue hue, often referred to as Glacier Blue, is a color that Rolex reserves exclusively for timepieces cased entirely in Platinum. The unique, cool-toned backdrop is classically finished with refined Applied Roman Numerals, meticulously crafted and set in high-grade Platinum. This combination of the brand’s rarest dial color, the traditional numbering system, and the brilliant diamond bezel defines an aesthetic that is discreetly luxurious yet profoundly formal and commanding.
Key Features
| Case | Material | Platinum 950 (Solid Platinum Construction) |
| Dimensions | 26 mm (Classic generation size) | |
| Water Resistance | ( ) | |
| Bezel | Factory Diamond-Set Platinum (High-prestige diamond frame) | |
| Crystal | – | |
| Reference | 179136IBLRP | |
| Dial | Color | Ice Blue (Glacier Blue) (Sunray finish, exclusive to Platinum models) |
| Markers | Applied Roman Numerals (in Platinum settings) | |
| Aesthetic | Exclusive Ice Blue dial with Roman numerals and a dazzling diamond bezel | |
| Movement | Type | Perpetual, mechanical, self-winding |
| Power Reserve | Approx. 50 hours | |
| Caliber | Calibre 2235 (COSC Certified Chronometer) | |
| Technology | Superlative Chronometer | |
| Bracelet/Strap | Material | President (semi-circular three-piece links) in 18K White Gold |
| Clasp | Concealed folding Crownclasp | |
| Additional Info | Watch Style | Platinum High-Jewelry Dress Watch (Rolex’s ultimate luxury metal) |
| Certification | ||
| Key Features | Full Platinum 950, Diamond Bezel, Ice Blue Roman Numerals Dial, President Bracelet | |
| Construction | All components (Case, Bezel, Bracelet) are Platinum 950 |








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