Gravimetric Mass & Chronometric Assay Bulletin
The Vacheron Constantin Overseas Self-Winding 41mm 950 Platinum Reference 2500V/220P-H028 is a hallmarked 950 Platinum Pt950 haute horlogerie timepiece measuring 41.0 mm x 11.0 mm with a verified Mettler-Toledo mass of 241.6g, powered by Vacheron Constantin Cal. 5100 - 22K Gold Maltese Rotor operating at 28,800 vph (+0.5 s/d, 299 deg) with a 72-hour power reserve, double anti-reflective sapphire crystal, and 150m / 15 ATM - Soft-Iron Anti-Magnetic Ring water resistance.
| I. Official Maison Entity & Reference | Vacheron Constantin — Overseas Self-Winding 41mm | Ref. 2500V/220P-H028 | SKU: PV-AU750-2500V/220P-H028-W66 |
|---|---|
| II. Precious Metal Alloy & Hallmark Assay | 950 Platinum Pt950 — Pt950 — 95.0% Pure Platinum Bullion (XRF Verified) • Hallmarked Solid Precious Metal |
| III. Certified Gravimetric Mass (Mettler-Toledo) | 241.6g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| IV. Bezel Setting & Case Architecture | Six-Sided Maltese Cross Polished & Satin-Brushed Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal • 241.6g 950 Platinum • 41.0 mm x 11.0 mm |
| V. Mechanical Manufacture Calibre | Vacheron Constantin Cal. 5100 - 22K Gold Maltese Rotor — Swiss Super Clone Mechanical Calibre Regulated to +0.5 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 • 150m / 15 ATM - Soft-Iron Anti-Magnetic Ring |
| VIII. Dial Finishing, Bracelet & Hallmarked Clasp | 41.0 mm x 11.0 mm • Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands • Integrated 950 Platinum Solid Link Bracelet & Deployant Clasp with Deep Laser Hallmarks |
Curated within our hallmarked solid 18K gold Vacheron Constantin collection, the Vacheron Constantin Overseas Self-Winding 41mm 950 Platinum Reference 2500V/220P-H028 exemplifies haute horlogerie metallurgy in 950 Platinum Pt950. Milled to exact manufacture geometry (41.0 mm x 11.0 mm), the monobloc middle case, Six-Sided Maltese Cross Polished & Satin-Brushed Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal, and Integrated 950 Platinum Solid Link Bracelet & Deployant Clasp with Deep Laser Hallmarks achieve a verified analytical mass of 241.6g on our Fischer XRF Au750 and Mettler-Toledo assay bench.
What Are the Horological & Metallurgical Benchmarks of Vacheron Constantin Overseas Ref. 2500V/220P-H028?
The Vacheron Constantin Overseas Reference 2500V/220P-H028 is a precision-engineered luxury timepiece crafted in 950 Platinum Pt950 (41.0 mm x 11.0 mm) with Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands, Six-Sided Maltese Cross Polished & Satin-Brushed Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal, and a verified Mettler-Toledo mass of 241.6g, because its Vacheron Constantin Cal. 5100 - 22K Gold Maltese Rotor movement is regulated across six positions to chronometric tolerances with a 72-hour power reserve.
5 Core Horological & Metallurgical Specifications:
- Entity & Reference: Vacheron Constantin Overseas Self-Winding 41mm 950 Platinum — Official Reference 2500V/220P-H028 (SKU: PV-AU750-2500V/220P-H028-W66).
- Precious Metal Assay: 950 Platinum Pt950 verified via non-destructive Fischer X-Ray Fluorescence spectroscopy.
- Gravimetric Parity: 241.6g total mass weighed on a calibrated Mettler-Toledo laboratory scale.
- Calibre & Oscillating System: Vacheron Constantin Cal. 5100 - 22K Gold Maltese Rotor beating at 28,800 vph (4 Hz) with a 72-hour power reserve (+0.5 s/d, 299 deg).
- Crystal & Hermeticity: Scratch-resistant sapphire crystal with double anti-reflective coating and 150m / 15 ATM - Soft-Iron Anti-Magnetic Ring rating.
Within the Vacheron Constantin Overseas horological sub-silo, collectors also compare the Vacheron Constantin Overseas Self-Winding 41mm Geneva Atelier Spec Ref. 4500V/110A-B128 (152.2g) and the Vacheron Constantin Overseas Dual Time 41mm Ref. 7900V (163.6g).
- Parent Brand & Overseas Silo Hub: Browse All 11 Certified Vacheron Constantin Solid 18K Gold & Pt950 Watches
- Technical Research Monograph: Swiss St. Bernard Poincon & Au750 Gold Hallmarks Guide (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 Vacheron Constantin Ref. 2500V/220P-H028?
At 18K Solid Gold 18K Solid Gold Salon, this Vacheron Constantin Overseas Self-Winding 41mm 950 Platinum Ref. 2500V/220P-H028 weighs 241.6g on our Mettler-Toledo analytical balance, matching the exact factory mass of the authentic 950 Platinum reference.
How is the 950 Platinum Pt950 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 2500V/220P-H028 and what is its power reserve?
Reference 2500V/220P-H028 is equipped with the Vacheron Constantin Cal. 5100 - 22K Gold Maltese Rotor operating at 28,800 vph (4 Hz) with a 72-hour power reserve, regulated in our Paris and Geneva workshop to +0.5 s/d, 299 deg.
What dial and bezel specifications distinguish Vacheron Constantin Overseas Ref. 2500V/220P-H028?
Reference 2500V/220P-H028 combines Hand-Finished Collector Dial with Solid 18K Gold Applied Hour Markers & Hands and Six-Sided Maltese Cross Polished & Satin-Brushed Bezel with Anti-Reflective Scratch-Resistant Sapphire Crystal within a 41.0 mm x 11.0 mm 950 Platinum Pt950 case weighing 241.6g, verified via Fischer XRF spectroscopy and powered by Vacheron Constantin Cal. 5100 - 22K Gold Maltese Rotor.
Vacheron Constantin Overseas Self-Winding 41mm 950 Platinum Reference 2500V/220P-H028 — Hallmarked Edition
Hallmarked Au750 & Pt950 Salon Edition • 241.6g Verified Mass • Vacheron Constantin Cal. 5100 - 22K Gold Maltese Rotor