Fischer XRF Au750 (75.0%) & Mettler-Toledo Gravimetric Verification
The Rolex Cosmograph Daytona Beach Yellow Mother-of-Pearl Collector Edition 18K Yellow Gold Reference 116518 is a Monte-Carlo registered luxury timepiece crafted in 18K Yellow Gold Au750 (40.0 mm x 11.9 mm) with a verified Mettler-Toledo analytical weight of 138.9g, powered by Rolex Manufacture Cal. 4130 - 72h Power Reserve beating at 28,800 vph (+0.8 s/d, 297 deg) with a 72-hour power reserve, double anti-reflective sapphire crystal, and 100m / 330 ft - Triplock Screw-Down water resistance.
| Entity, Maison & Official Reference | Rolex — Oyster Perpetual Cosmograph Daytona | Ref. 116518 | SKU: MC-AU750-116518-W649 |
|---|---|
| Precious Metal Alloy & XRF Purity | 18K Yellow Gold Au750 — Au750 — 75.0% Pure 18K Gold Bullion (XRF Verified) • Hallmarked Solid Precious Metal |
| Verified Total Mass (Mettler-Toledo Scale) | 138.9g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| Bezel Architecture & Gem-Setting Spec | Solid 18K Yellow Gold Engraved Tachymeter Bezel with Double-AR Sapphire Crystal • 138.9g 18K Yellow Gold • 40.0 mm x 11.9 mm |
| Swiss Super Clone Movement Calibre | Rolex Manufacture Cal. 4130 - 72h Power Reserve — Swiss Super Clone Mechanical Calibre Regulated to +0.8 s/d, 297 deg |
| Power Reserve & Oscillation Frequency | 72-Hour Power Reserve • 28,800 vph (4 Hz) Free-Sprung Balance Wheel |
| Double AR Sapphire Crystal & Water Resistance | Scratch-Resistant Sapphire Crystal with Double Anti-Reflective Coating • 100m / 330 ft - Triplock Screw-Down |
| Dial Finishing & Hallmarked Bracelet Clasp | 40.0 mm x 11.9 mm • Natural Iridescent Beach Mother-of-Pearl Dial with Applied Roman Numerals & 18K Gold Hands • Bespoke Hand-Stitched Lizard / Alligator Leather Strap with Solid 18K Yellow Gold Folding Deployant Clasp |
Recorded in our Monte-Carlo solid 18K gold Rolex register, the Rolex Cosmograph Daytona Beach Yellow Mother-of-Pearl Collector Edition 18K Yellow Gold Reference 116518 unites authentic Geneva proportions (40.0 mm x 11.9 mm) with a certified 18K Yellow Gold Au750 mass of 138.9g. Every detail of the Natural Iridescent Beach Mother-of-Pearl Dial with Applied Roman Numerals & 18K Gold Hands, Solid 18K Yellow Gold Engraved Tachymeter Bezel with Double-AR Sapphire Crystal, and hallmarked clasp is verified under our Fischer XRF Au750 and Mettler-Toledo laboratory protocol.
5 Core Horological & Metallurgical Specifications:
- Registered Entity & Ref: Rolex Cosmograph Daytona Beach Yellow Mother-of-Pearl Collector Edition 18K Yellow Gold — Official Reference 116518 (SKU: MC-AU750-116518-W649).
- Precious Metal Alloy: 18K Yellow Gold Au750 with deep mechanical hallmarking and 5-axis Swiss CNC case finishing.
- Verified Reference Mass: 138.9g confirmed on our Monte-Carlo showroom Mettler-Toledo analytical balance.
- Mechanical Calibre: Rolex Manufacture Cal. 4130 - 72h Power Reserve operating at 28,800 vph (4 Hz) with 72-hour power reserve (+0.8 s/d, 297 deg).
- Sapphire Crystal & QC: Scratch-resistant sapphire crystal with double anti-reflective coating and 100m / 330 ft - Triplock Screw-Down water resistance.
Within the same Rolex horological silo, collectors also compare the Rolex Cosmograph Daytona 18K White Gold Hand-Chamfered Bevel Spec Ref. 126509 (216.9g) and the Rolex Day-Date 40 18K Everose Gold Ref. 228235 (210.2g).
What is the verified authentic weight of this Rolex Ref. 116518?
This Rolex Cosmograph Daytona Beach Yellow Mother-of-Pearl Collector Edition 18K Yellow Gold Ref. 116518 weighs 138.9g in 18K Yellow Gold Au750, matching the exact authentic factory weight on our Monte-Carlo showroom Mettler-Toledo analytical balance.
Are all 9 showroom photographs of Reference 116518 unedited studio shots?
Yes. All 9 gallery plates show the actual timepiece captured across multiple studio angles on our quality-control bench with zero stock renders.
Which movement powers Reference 116518 and how do I request the 4K QC video?
Reference 116518 is powered by the Rolex Manufacture Cal. 4130 - 72h Power Reserve (28,800 vph, 72-hour power reserve, regulated to +0.8 s/d, 297 deg). Message our Monte-Carlo Private Client Concierge on WhatsApp (+1 305 724 0661) for your personalized 4K video dossier.
Rolex Cosmograph Daytona Beach Yellow Mother-of-Pearl Collector Edition 18K Yellow Gold Ref. 116518
Monte-Carlo Reference Register • 138.9g 18K Yellow Gold Au750 • Rolex Manufacture Cal. 4130 - 72h Power Reserve