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Gold Price Near major ressistance, NFP Data will decide the trend
Today’s Key Highlights Gold price started an upside correction from $1,266 against the US Dollar. There is a major bearish trend line forming with resistance near $1,292 on the 4-hours chart of XAU/USD. The US Pending Home Sales increased 3.8% in March 2019, more than the 1.1% forecast. The Fed Interest Rate Decision is scheduled today (forecast 2.5%, versus 2.5% previous).
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Rolex watches
Understanding COSC Accreditation and Its Importance in Watchmaking
COSC Validation and its Rigorous Criteria
COSC, or the Controle Officiel Suisse des Chronometres, is the authorized Switzerland testing agency that certifies the accuracy and precision of wristwatches. COSC certification is a sign of superior craftsmanship and trustworthiness in chronometry. Not all timepiece brands pursue COSC validation, such as Hublot, which instead adheres to its proprietary demanding standards with mechanisms like the UNICO, reaching comparable accuracy.
The Art of Exact Chronometry
The core system of a mechanical watch involves the mainspring, which provides energy as it unwinds. This system, however, can be vulnerable to environmental factors that may affect its precision. COSC-validated mechanisms undergo strict testing—over 15 days in various circumstances (5 positions, 3 temperatures)—to ensure their resilience and dependability. The tests measure:
Mean daily rate accuracy between -4 and +6 secs.
Mean variation, maximum variation rates, and effects of thermal variations.
Why COSC Validation Matters
For timepiece enthusiasts and connoisseurs, a COSC-certified watch isn’t just a item of technology but a demonstration to enduring excellence and accuracy. It represents a watch that:
Provides exceptional reliability and accuracy.
Provides confidence of superiority across the complete construction of the watch.
Is likely to retain its worth more effectively, making it a sound investment.
Well-known Timepiece Manufacturers
Several well-known manufacturers prioritize COSC accreditation for their timepieces, including Rolex, Omega, Breitling, and Longines, among others. Longines, for instance, offers collections like the Record and Soul, which highlight COSC-certified mechanisms equipped with advanced materials like silicon balance springs to improve resilience and performance.
Historical Background and the Evolution of Chronometers
The concept of the timepiece dates back to the need for exact chronometry for navigational at sea, emphasized by John Harrison’s work in the eighteenth century. Since the official foundation of Controle Officiel Suisse des Chronometres in 1973, the validation has become a yardstick for evaluating the precision of high-end watches, sustaining a tradition of superiority in watchmaking.
Conclusion
Owning a COSC-certified watch is more than an visual selection; it’s a dedication to excellence and accuracy. For those appreciating accuracy above all, the COSC accreditation provides tranquility of mind, ensuring that each validated timepiece will function dependably under various circumstances. Whether for personal contentment or as an investment decision, COSC-certified timepieces distinguish themselves in the world of watchmaking, bearing on a legacy of precise chronometry.