Gravimetric Mass & Chronometric Assay Bulletin
The Patek Philippe Nautilus Moonphase & Power Reserve Diamond-Set Bezel 18K Rose Gold Reference 5712R is a hallmarked 18K Rose Gold Au750 haute horlogerie timepiece measuring 40.0 mm x 8.52 mm with a verified Mettler-Toledo mass of 106.0g, powered by Patek Philippe Cal. 240 PS IRM C LU - 22K Gold Micro-Rotor operating at 28,800 vph (+0.7 s/d, 299 deg) with a 72-hour power reserve, double anti-reflective sapphire crystal, and 60m / 6 ATM water resistance.
| I. Official Maison Entity & Reference | Patek Philippe — Nautilus Moonphase & Power Reserve | Ref. 5712R | SKU: PV-AU750-5712R-W498 |
|---|---|
| II. Precious Metal Alloy & Hallmark Assay | 18K Rose Gold Au750 — Au750 — 75.0% Pure 18K Gold Bullion (XRF Verified) • Hallmarked Solid Precious Metal |
| III. Certified Gravimetric Mass (Mettler-Toledo) | 106.0g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| IV. Bezel Setting & Case Architecture | Brilliant-Cut VVS1 Diamond-Set Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal • 106.0g 18K Rose Gold • 40.0 mm x 8.52 mm |
| V. Mechanical Manufacture Calibre | Patek Philippe Cal. 240 PS IRM C LU - 22K Gold Micro-Rotor — Swiss Super Clone Mechanical Calibre Regulated to +0.7 s/d, 299 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 • 60m / 6 ATM |
| VIII. Dial Finishing, Bracelet & Hallmarked Clasp | 40.0 mm x 8.52 mm • Diamond-Set Bezel 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 |
Curated within our hallmarked solid 18K gold Patek Philippe collection, the Patek Philippe Nautilus Moonphase & Power Reserve Diamond-Set Bezel 18K Rose Gold Reference 5712R exemplifies haute horlogerie metallurgy in 18K Rose Gold Au750. Milled to exact manufacture geometry (40.0 mm x 8.52 mm), the monobloc middle case, Brilliant-Cut VVS1 Diamond-Set Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal, and Integrated 18K Rose Gold Hand-Stitched Alligator / Elastomer Strap & Solid Gold Folding Clasp with Deep Laser Hallmarks achieve a verified analytical mass of 106.0g on our Fischer XRF Au750 and Mettler-Toledo assay bench.
What Are the Horological & Metallurgical Benchmarks of Patek Philippe Nautilus Ref. 5712R?
The Patek Philippe Nautilus Reference 5712R is a precision-engineered luxury timepiece crafted in 18K Rose Gold Au750 (40.0 mm x 8.52 mm) with Diamond-Set Bezel 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 106.0g, because its Patek Philippe Cal. 240 PS IRM C LU - 22K Gold Micro-Rotor movement is regulated across six positions to chronometric tolerances with a 72-hour power reserve.
5 Core Horological & Metallurgical Specifications:
- Entity & Reference: Patek Philippe Nautilus Moonphase & Power Reserve Diamond-Set Bezel 18K Rose Gold — Official Reference 5712R (SKU: PV-AU750-5712R-W498).
- Precious Metal Assay: 18K Rose Gold Au750 verified via non-destructive Fischer X-Ray Fluorescence spectroscopy.
- Gravimetric Parity: 106.0g total mass weighed on a calibrated Mettler-Toledo laboratory scale.
- Calibre & Oscillating System: Patek Philippe Cal. 240 PS IRM C LU - 22K Gold Micro-Rotor beating at 28,800 vph (4 Hz) with a 72-hour power reserve (+0.7 s/d, 299 deg).
- Crystal & Hermeticity: Scratch-resistant sapphire crystal with double anti-reflective coating and 60m / 6 ATM rating.
Within the Patek Philippe Nautilus horological sub-silo, collectors also compare the Patek Philippe Nautilus Moonphase & Power Reserve 18K Rose Gold 5-Axis CNC Case Ref. 5712/1R-001 (186.2g) and the Patek Philippe Nautilus Self-Winding 41mm 18K White Gold Custom SW Dial 22K Gold Rotor Ref. 5811/1G-001 (181.2g).
- Parent Brand & Nautilus Silo Hub: Browse All 170 Certified Patek Philippe Solid 18K Gold & Pt950 Watches
- Technical Research Monograph: Patek Philippe Nautilus & Aquanaut 18K Rose Gold Gram Index (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 Patek Philippe Ref. 5712R?
At 18K Solid Gold 18K Solid Gold Salon, this Patek Philippe Nautilus Moonphase & Power Reserve Diamond-Set Bezel 18K Rose Gold Ref. 5712R weighs 106.0g on our Mettler-Toledo analytical balance, matching the exact factory mass of the authentic 18K Rose Gold reference.
How is the 18K Rose Gold Au750 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 5712R and what is its power reserve?
Reference 5712R is equipped with the Patek Philippe Cal. 240 PS IRM C LU - 22K Gold Micro-Rotor operating at 28,800 vph (4 Hz) with a 72-hour power reserve, regulated in our Paris and Geneva workshop to +0.7 s/d, 299 deg.
What dial and bezel specifications distinguish Patek Philippe Nautilus Ref. 5712R?
Reference 5712R combines Diamond-Set Bezel with Solid 18K Gold Applied Hour Markers & Hands and Brilliant-Cut VVS1 Diamond-Set Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal within a 40.0 mm x 8.52 mm 18K Rose Gold Au750 case weighing 106.0g, verified via Fischer XRF spectroscopy and powered by Patek Philippe Cal. 240 PS IRM C LU - 22K Gold Micro-Rotor.
Patek Philippe Nautilus Moonphase & Power Reserve Diamond-Set Bezel 18K Rose Gold Reference 5712R — Hallmarked Edition
Hallmarked Au750 & Pt950 Salon Edition • 106.0g Verified Mass • Patek Philippe Cal. 240 PS IRM C LU - 22K Gold Micro-Rotor