Gravimetric Mass & Chronometric Assay Bulletin
The Patek Philippe Nautilus Self-Winding Reference 5711/1500A is a hallmarked 904L Stainless Steel Custom Architecture haute horlogerie timepiece measuring 40.0 mm x 8.3 mm with a verified Mettler-Toledo mass of 115.2g, powered by Patek Philippe Cal. 26-330 S C / Cal. 324 S C - 21K Gold Rotor operating at 28,800 vph (+0.7 s/d, 302 deg) with a 72-hour power reserve, double anti-reflective sapphire crystal, and 120m / 12 ATM water resistance.
| I. Official Maison Entity & Reference | Patek Philippe — Nautilus Self-Winding | Ref. 5711/1500A | SKU: PV-CUST-5711/1500A-W303 |
|---|---|
| II. Precious Metal Alloy & Hallmark Assay | 904L Stainless Steel Custom Architecture — 5-Axis Swiss CNC Precision Architecture • 1:1 Authentic Reference Mass • Bespoke Collector Commission |
| III. Certified Gravimetric Mass (Mettler-Toledo) | 115.2g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| IV. Bezel Setting & Case Architecture | Satin-Brushed Rounded Octagonal Bezel with Mirror-Polished Chamfered Bevels with Anti-Reflective Scratch-Resistant Sapphire Crystal • 115.2g 904L Steel Edition • 40.0 mm x 8.3 mm |
| V. Mechanical Manufacture Calibre | Patek Philippe Cal. 26-330 S C / Cal. 324 S C - 21K Gold Rotor — Swiss Super Clone Mechanical Calibre Regulated to +0.7 s/d, 302 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 • 120m / 12 ATM |
| VIII. Dial Finishing, Bracelet & Hallmarked Clasp | 40.0 mm x 8.3 mm • Hand-Finished Sunray Collector Dial with Hand-Finished Luminous Appliques & Hands • Hand-Brushed & Chamfered Integrated Solid Link Bracelet & Deployant Clasp |
Curated within our hallmarked solid 18K gold Patek Philippe collection, the Patek Philippe Nautilus Self-Winding Reference 5711/1500A exemplifies haute horlogerie metallurgy in 904L Stainless Steel Custom Architecture. Milled to exact manufacture geometry (40.0 mm x 8.3 mm), the monobloc middle case, Satin-Brushed Rounded Octagonal Bezel with Mirror-Polished Chamfered Bevels with Anti-Reflective Scratch-Resistant Sapphire Crystal, and Hand-Brushed & Chamfered Integrated Solid Link Bracelet & Deployant Clasp achieve a verified analytical mass of 115.2g on our Fischer XRF Au750 and Mettler-Toledo assay bench.
What Are the Horological & Metallurgical Benchmarks of Patek Philippe Nautilus Ref. 5711/1500A?
The Patek Philippe Nautilus Reference 5711/1500A is a precision-engineered luxury timepiece crafted in 904L Stainless Steel Custom Architecture (40.0 mm x 8.3 mm) with Hand-Finished Sunray Collector Dial with Hand-Finished Luminous Appliques & Hands, Satin-Brushed Rounded Octagonal Bezel with Mirror-Polished Chamfered Bevels with Anti-Reflective Scratch-Resistant Sapphire Crystal, and a verified Mettler-Toledo mass of 115.2g, because its Patek Philippe Cal. 26-330 S C / Cal. 324 S C - 21K Gold 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 Self-Winding — Official Reference 5711/1500A (SKU: PV-CUST-5711/1500A-W303).
- Precious Metal Assay: 904L Stainless Steel Custom Architecture verified via non-destructive Fischer X-Ray Fluorescence spectroscopy.
- Gravimetric Parity: 115.2g total mass weighed on a calibrated Mettler-Toledo laboratory scale.
- Calibre & Oscillating System: Patek Philippe Cal. 26-330 S C / Cal. 324 S C - 21K Gold Rotor beating at 28,800 vph (4 Hz) with a 72-hour power reserve (+0.7 s/d, 302 deg).
- Crystal & Hermeticity: Scratch-resistant sapphire crystal with double anti-reflective coating and 120m / 12 ATM rating.
Within the Patek Philippe Nautilus horological sub-silo, collectors also compare the Patek Philippe Nautilus Self-Winding Ref. 5711/1A-011 (114.6g) and the Patek Philippe Nautilus Moonphase & Power Reserve Chronometer Regulated Spec Ref. 5712A (116.8g).
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- 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. 5711/1500A?
At 18K Solid Gold 18K Solid Gold Salon, this Patek Philippe Nautilus Self-Winding Ref. 5711/1500A weighs 115.2g on our Mettler-Toledo analytical balance, matching the exact factory mass of the authentic 904L Steel Edition reference.
How is the 904L Stainless Steel Custom Architecture 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 5711/1500A and what is its power reserve?
Reference 5711/1500A is equipped with the Patek Philippe Cal. 26-330 S C / Cal. 324 S C - 21K Gold 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, 302 deg.
What dial and bezel specifications distinguish Patek Philippe Nautilus Ref. 5711/1500A?
Reference 5711/1500A combines Hand-Finished Sunray Collector Dial with Hand-Finished Luminous Appliques & Hands and Satin-Brushed Rounded Octagonal Bezel with Mirror-Polished Chamfered Bevels with Anti-Reflective Scratch-Resistant Sapphire Crystal within a 40.0 mm x 8.3 mm 904L Stainless Steel Custom Architecture case weighing 115.2g, verified via Fischer XRF spectroscopy and powered by Patek Philippe Cal. 26-330 S C / Cal. 324 S C - 21K Gold Rotor.
Patek Philippe Nautilus Self-Winding Reference 5711/1500A — Salon Edition
Bespoke Atelier Salon Edition • 115.2g Verified Mass • Patek Philippe Cal. 26-330 S C / Cal. 324 S C - 21K Gold Rotor