Gravimetric Mass & Chronometric Assay Bulletin
The Rolex Cosmograph Daytona Platona Ice-Blue & Chestnut Cerachrom 950 Platinum Reference 126506 is a hallmarked 950 Platinum Pt950 haute horlogerie timepiece measuring 40.0 mm x 11.9 mm with a verified Mettler-Toledo mass of 282.0g, powered by Rolex Manufacture Cal. 4131 - 72h Power Reserve operating at 28,800 vph (±0.5 s/d, 301 deg) with a 72-hour power reserve, double anti-reflective sapphire crystal, and 100m / 330 ft - Triplock Screw-Down water resistance.
| I. Official Maison Entity & Reference | Rolex — Oyster Perpetual Cosmograph Daytona | Ref. 126506 | SKU: PV-AU750-126506-W19 |
|---|---|
| II. Precious Metal Alloy & Hallmark Assay | 950 Platinum Pt950 — Pt950 — 95.0% Pure Platinum Bullion (XRF Verified) • Hallmarked Solid Precious Metal |
| III. Certified Gravimetric Mass (Mettler-Toledo) | 282.0g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| IV. Bezel Setting & Case Architecture | Monobloc High-Tech Cerachrom Ceramic Bezel with Platinum/Gold Graduations with Anti-Reflective Scratch-Resistant Sapphire Crystal • 282.0g 950 Platinum • 40.0 mm x 11.9 mm |
| V. Mechanical Manufacture Calibre | Rolex Manufacture Cal. 4131 - 72h Power Reserve — Swiss Super Clone Mechanical Calibre Regulated to ±0.5 s/d, 301 deg |
| VI. Power Reserve & Oscillation Frequency | 72-Hour Power Reserve • 28,800 vph (4 Hz) Free-Sprung Balance Wheel |
| VII. Double AR Sapphire Crystal & Hermeticity | Scratch-Resistant Sapphire Crystal with Double Anti-Reflective Coating • 100m / 330 ft - Triplock Screw-Down |
| VIII. Dial Finishing, Bracelet & Hallmarked Clasp | 40.0 mm x 11.9 mm • Platona Ice-Blue Dial with Solid 18K Gold Applied Hour Markers & Hands • Integrated 950 Platinum Solid Link Bracelet & Deployant Clasp with Deep Laser Hallmarks |
Curated within our hallmarked solid 18K gold Rolex collection, the Rolex Cosmograph Daytona Platona Ice-Blue & Chestnut Cerachrom 950 Platinum Reference 126506 exemplifies haute horlogerie metallurgy in 950 Platinum Pt950. Milled to exact manufacture geometry (40.0 mm x 11.9 mm), the monobloc middle case, Monobloc High-Tech Cerachrom Ceramic Bezel with Platinum/Gold Graduations with Anti-Reflective Scratch-Resistant Sapphire Crystal, and Integrated 950 Platinum Solid Link Bracelet & Deployant Clasp with Deep Laser Hallmarks achieve a verified analytical mass of 282.0g on our Fischer XRF Au750 and Mettler-Toledo assay bench.
Why Does the Rolex Daytona "Platona" Ref. 126506 Feature an Ice-Blue Dial and Chestnut Cerachrom Bezel?
The Rolex Cosmograph Daytona "Platona" Reference 126506 is a flagship 950 platinum chronograph pairing a glacial ice-blue dial with a chestnut brown monobloc Cerachrom tachymeter bezel at a verified mass of 282.0g, because Rolex reserves the ice-blue dial colourway exclusively for 950 platinum timepieces with a specific gravity of 21.45 g/cm3.
5 Core Horological & Metallurgical Specifications:
- Entity & Reference: Rolex Cosmograph Daytona Platona Ice-Blue & Chestnut Cerachrom 950 Platinum — Official Reference 126506 (SKU: PV-AU750-126506-W19).
- Precious Metal Assay: 950 Platinum Pt950 verified via non-destructive Fischer X-Ray Fluorescence spectroscopy.
- Gravimetric Parity: 282.0g total mass weighed on a calibrated Mettler-Toledo laboratory scale.
- Calibre & Oscillating System: Rolex Manufacture Cal. 4131 - 72h Power Reserve beating at 28,800 vph (4 Hz) with a 72-hour power reserve (±0.5 s/d, 301 deg).
- Crystal & Hermeticity: Scratch-resistant sapphire crystal with double anti-reflective coating and 100m / 330 ft - Triplock Screw-Down rating.
Within the Rolex Cosmograph Daytona horological sub-silo, collectors also compare the Rolex Cosmograph Daytona Gibeon Meteorite Dial 18K White Gold Ref. 126519LN (160.2g) and the Rolex Cosmograph Daytona Aventurine Starry Dial 18K Everose Gold Ref. 126505 (216.2g).
- Parent Brand & Cosmograph Daytona Silo Hub: Browse All 289 Certified Rolex Solid 18K Gold & Pt950 Watches
- Technical Research Monograph: Swiss St. Bernard Poincon & Au750 Gold Hallmarks Guide (All 5 Journal Monographs)
- Homepage Master Register: Return to 18K SOLID GOLD Homepage (Complete 774-Watch Solid 18K Gold & Pt950 Register)
- All-Brands Catalogue: Explore Complete 12-Maison Horological Catalogue (/shop/)
- Metallurgical & Escrow Verification: Fischer XRF Au750 Protocol • 3-Year Mechanical Warranty • Insured Armored Delivery
What is the verified authentic gram weight of this Rolex Ref. 126506?
At 18K Solid Gold 18K Solid Gold Salon, this Rolex Cosmograph Daytona Platona Ice-Blue & Chestnut Cerachrom 950 Platinum Ref. 126506 weighs 282.0g on our Mettler-Toledo analytical balance, matching the exact factory mass of the authentic 950 Platinum reference.
How is the 950 Platinum Pt950 purity verified prior to dispatch?
Every timepiece undergoes non-destructive Fischer X-Ray Fluorescence (XRF) spectroscopy confirming elemental bullion composition alongside a personalized 4K scale and hallmark inspection video.
Which movement powers Reference 126506 and what is its power reserve?
Reference 126506 is equipped with the Rolex Manufacture Cal. 4131 - 72h Power Reserve operating at 28,800 vph (4 Hz) with a 72-hour power reserve, regulated in our Paris and Geneva workshop to ±0.5 s/d, 301 deg.
Why is the glacial ice-blue dial exclusive to the Rolex Daytona Platona Ref. 126506?
Rolex reserves the glacial ice-blue dial and chestnut brown Cerachrom bezel exclusively for 950 platinum references like Daytona Ref. 126506, resulting in a verified high-density mass of 282.0g.
Rolex Cosmograph Daytona Platona Ice-Blue & Chestnut Cerachrom 950 Platinum Reference 126506 — Hallmarked Edition
Hallmarked Au750 & Pt950 Salon Edition • 282.0g Verified Mass • Rolex Manufacture Cal. 4131 - 72h Power Reserve