Lot Provenance & Metallurgical Verification
The Rolex Cosmograph Daytona 18K Yellow Gold Custom SW Dial Deep Crystal Optics Reference 126508 is an authenticated Geneva private vault allocation crafted in 18K Yellow Gold Au750 (40.0 mm x 11.9 mm) weighing 216.9g on a calibrated Mettler-Toledo analytical scale, powered by Rolex Manufacture Cal. 4131 - 72h Power Reserve (+0.7 s/d, 303 deg, 28,800 vph, 72-hour power reserve) with a double anti-reflective sapphire crystal and 100m / 330 ft - Triplock Screw-Down sealing.
| Lot Entity, Maison & Reference Code | Rolex — Oyster Perpetual Cosmograph Daytona | Ref. 126508 | SKU: VIP-AU750-126508-W448 |
|---|---|
| Precious Metal Assay & Hallmarked Alloy | 18K Yellow Gold Au750 — Au750 — 75.0% Pure 18K Gold Bullion (XRF Verified) • Hallmarked Solid Precious Metal |
| Certified Vault Scale Weight (1:1 Parity) | 216.9g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| Bezel Gem-Setting & Case Proportions | Hand-Finished 18K Yellow Gold Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal • 216.9g 18K Yellow Gold • 40.0 mm x 11.9 mm |
| Horological Calibre & Positional Regulation | Rolex Manufacture Cal. 4131 - 72h Power Reserve — Swiss Super Clone Mechanical Calibre Regulated to +0.7 s/d, 303 deg |
| Power Reserve Autonomy & Beat Frequency | 72-Hour Power Reserve • 28,800 vph (4 Hz) Free-Sprung Balance Wheel |
| Sapphire Crystal Optics (Double AR) & Hermeticity | Scratch-Resistant Sapphire Crystal with Double Anti-Reflective Coating • 100m / 330 ft - Triplock Screw-Down |
| Dial Provenance & Bracelet Clasp Architecture | 40.0 mm x 11.9 mm • Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands • Integrated 18K Yellow Gold Solid Link Bracelet & Deployant Clasp with Deep Laser Hallmarks |
Allocated within our Geneva Private Treaty Rolex collector vault, this Rolex Cosmograph Daytona 18K Yellow Gold Custom SW Dial Deep Crystal Optics Reference 126508 is crafted in 18K Yellow Gold Au750 (40.0 mm x 11.9 mm) with a certified reference mass of 216.9g. Every private treaty allocation undergoes Fischer XRF Au750 purity and Mettler-Toledo gravimetric grading prior to insured armored dispatch.
5 Core Private Vault Allocation Specifications:
- Private Vault Reference: Rolex Cosmograph Daytona 18K Yellow Gold Custom SW Dial Deep Crystal Optics — Official Reference 126508 (SKU VIP-AU750-126508-W448).
- Vault Metallurgy: 18K Yellow Gold Au750 construction paired with Hand-Finished 18K Yellow Gold Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal and Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands.
- Authenticated Mass: 216.9g verified on a calibrated Mettler-Toledo analytical balance in 4K video.
- Movement Architecture: Rolex Manufacture Cal. 4131 - 72h Power Reserve running at 28,800 vph (4 Hz) with 72-hour power reserve (+0.7 s/d, 303 deg).
- Crystal & Security: Double anti-reflective sapphire crystal, 100m / 330 ft - Triplock Screw-Down water resistance, and confidential escrow settlement.
Within the same Rolex horological silo, collectors also compare the Rolex Day-Date 40 950 Platinum Ref. 228206 (280.4g) and the Rolex Yacht-Master 40 Matte Black Cerachrom & Oysterflex 18K Everose Gold Ref. 126655 (153.9g).
How do I initiate a Private Treaty acquisition for Rolex Ref. 126508?
Select your wrist circumference and request an allocation via our Geneva Private Client Desk (+1 305 724 0661) referencing SKU VIP-AU750-126508-W448. A dedicated vault director will transmit your live 4K scale, XRF, and timegrapher dossier.
What settlement methods are supported for Private Vault allocations?
18K VIP facilitates confidential private client settlement via International Bank Wire (SWIFT / SEPA), Private Escrow, and Direct Digital Asset Settlement (USDT, USDC, BTC, ETH) with insured courier delivery.
What is the verified weight and calibre specification of this Rolex Ref. 126508?
This reference weighs 216.9g in 18K Yellow Gold Au750 and is powered by the Rolex Manufacture Cal. 4131 - 72h Power Reserve beating at 28,800 vph (4 Hz) with a 72-hour power reserve (+0.7 s/d, 303 deg).
Rolex Cosmograph Daytona 18K Yellow Gold Custom SW Dial Deep Crystal Optics Ref. 126508 — Private Vault Edition
Geneva Private Treaty Vault • 216.9g 18K Yellow Gold Au750 • Rolex Manufacture Cal. 4131 - 72h Power Reserve