Fischer XRF Au750 (75.0%) & Mettler-Toledo Gravimetric Verification
The Jaeger-LeCoultre Rendez-Vous Night & Day 36mm Diamond Bezel 18K Rose Gold Reference Q3522480 is a direct Swiss foundry specimen engineered in 18K Rose Gold Au750 (29.0 mm x 8.6 mm) with a certified Mettler-Toledo mass of 68.9g, Fischer XRF Au750 metallurgical verification, and Jaeger-LeCoultre Manufacture Cal. 925 / Cal. 899 running at 28,800 vph (+0.4 s/d, 296 deg) with a 72-hour power reserve and 50m / 5 ATM rating.
Catalogued in our direct Swiss foundry Jaeger-LeCoultre assay archive under Specimen Code LAB-XRF-Q3522480-W270, this Jaeger-LeCoultre Rendez-Vous Night & Day 36mm Diamond Bezel 18K Rose Gold Reference Q3522480 is smelted and CNC-machined in 18K Rose Gold Au750 (29.0 mm x 8.6 mm). Prior to archival release, the completed assembly is weighed on a calibrated Mettler-Toledo balance at 68.9g and scanned via non-destructive Fischer XRF spectroscopy.
What Are the Horological & Metallurgical Benchmarks of Jaeger-LeCoultre Jaeger-LeCoultre Flagship Ref. Q3522480?
The Jaeger-LeCoultre Jaeger-LeCoultre Flagship Reference Q3522480 is a precision-engineered luxury timepiece crafted in 18K Rose Gold Au750 (29.0 mm x 8.6 mm) with Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands, Brilliant-Cut VVS1 Diamond-Set Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal, and a verified Mettler-Toledo mass of 68.9g, because its Jaeger-LeCoultre Manufacture Cal. 925 / Cal. 899 movement is regulated across six positions to chronometric tolerances with a 72-hour power reserve.
5 Core Foundry & Laboratory Assay Specifications:
- Foundry Specimen Entity: Jaeger-LeCoultre Rendez-Vous Night & Day 36mm Diamond Bezel 18K Rose Gold — Official Ref. Q3522480 (Specimen LAB-XRF-Q3522480-W270).
- XRF Metallurgical Assay: 18K Rose Gold Au750 certified for elemental composition and hallmark integrity.
- Mettler-Toledo Mass: 68.9g verified gravimetric parity matching the authentic manufacture reference.
- Chronometric Calibre: Jaeger-LeCoultre Manufacture Cal. 925 / Cal. 899 beating at 28,800 vph (4 Hz) with 72-hour reserve and +0.4 s/d, 296 deg Witschi trace.
- Optical & Pressure Testing: Double anti-reflective sapphire crystal, Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands, and 50m / 5 ATM barometric sealing.
Within the Jaeger-LeCoultre Jaeger-LeCoultre Flagship horological sub-silo, collectors also compare the Jaeger-LeCoultre Master Ultra Thin Perpetual Calendar 39mm Ref. Q1628430 (68.5g) and the Jaeger-LeCoultre Master Ultra Thin Moon 39mm Silver Sunray Dial Authentic OEM Dial Ref. Q1368430 (68.3g).
- Parent Brand & Jaeger-LeCoultre Flagship Silo Hub: Browse All 7 Certified Jaeger-LeCoultre Solid 18K Gold & Pt950 Watches
- Technical Research Monograph: Fischer XRF Au750 Spectrometry Watch Authentication SOP-750 (All 5 Journal Monographs)
- Homepage Master Register: Return to 18K FACTORY 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 laboratory instruments certify Reference Q3522480 (Jaeger-LeCoultre)?
Every 18K Factory specimen is verified on three calibrated instruments on 4K video: a Mettler-Toledo analytical balance (68.9g), a Fischer XRF spectrometer (18K Rose Gold Au750), and a Witschi Chronoscope (+0.4 s/d, 296 deg).
Does the 68.9g reading match the authentic original Jaeger-LeCoultre Q3522480 weight?
Yes. Our CNC foundry machines the 18K Rose Gold case and bracelet to replicate the exact 68.9g reference mass of the authentic manufacture timepiece.
What are the movement specifications for Reference Q3522480?
Reference Q3522480 is powered by the Jaeger-LeCoultre Manufacture Cal. 925 / Cal. 899 operating at 28,800 vph (4 Hz) with a 72-hour power reserve, regulated across six positions to +0.4 s/d, 296 deg.
What dial and bezel specifications distinguish Jaeger-LeCoultre Jaeger-LeCoultre Flagship Ref. Q3522480?
Reference Q3522480 combines Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands and Brilliant-Cut VVS1 Diamond-Set Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal within a 29.0 mm x 8.6 mm 18K Rose Gold Au750 case weighing 68.9g, verified via Fischer XRF spectroscopy and powered by Jaeger-LeCoultre Manufacture Cal. 925 / Cal. 899.
Jaeger-LeCoultre Rendez-Vous Night & Day 36mm Diamond Bezel 18K Rose Gold Ref. Q3522480 — XRF Certified Edition
Fischer XRF Verified 18K Rose Gold Au750 • Mettler-Toledo 68.9g • Jaeger-LeCoultre Manufacture Cal. 925 / Cal. 899
| Assay Specimen ID & Official Reference | Jaeger-LeCoultre — Master Ultra Thin / Rendez-Vous | Ref. Q3522480 | SKU: LAB-XRF-Q3522480-W270 |
|---|---|
| Fischer XRF Elemental Purity & Alloy | 18K Rose Gold Au750 — Au750 — 75.0% Pure 18K Gold Bullion (XRF Verified) • Hallmarked Solid Precious Metal |
| Mettler-Toledo Gravimetric Mass (g) | 68.9g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| Bezel Tolerance, Gem-Setting & Case Dimension | Brilliant-Cut VVS1 Diamond-Set Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal • 68.9g 18K Rose Gold • 29.0 mm x 8.6 mm |
| Calibre Reference & Witschi Chronometry | Jaeger-LeCoultre Manufacture Cal. 925 / Cal. 899 — Swiss Super Clone Mechanical Calibre Regulated to +0.4 s/d, 296 deg |
| Isochronism Frequency & Autonomous Power Reserve | 72-Hour Power Reserve • 28,800 vph (4 Hz) Free-Sprung Balance Wheel |
| Double AR Sapphire Crystal & Barometric Rating | Scratch-Resistant Sapphire Crystal with Double Anti-Reflective Coating • 50m / 5 ATM |
| Dial Metallurgy & Clasp Hallmark Verification | 29.0 mm x 8.6 mm • Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands • Integrated 18K Rose Gold Hand-Stitched Alligator / Elastomer Strap & Solid Gold Folding Clasp with Deep Laser Hallmarks |