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  1. О людях в целом можно сказать, что они неблагодарны и непостоянны,
    склонны к лицемерию и обману, что их влечет нажива и пугает опасность; пока ты делаешь для них добро, они твои всей душой, обещают ничего для тебя не
    щадить: ни крови, ни жизни, ни детей, ни имущества, но
    когда ты будешь в них нуждаться,
    они сейчас же от тебя отвернутся.
    Государю, который, полагаясь на их обещания, не примет
    никаких мер на случай опасности,
    придется худо. Ибо дружбу, которая дается за
    деньги, а не приобретается величием и
    благородством души, можно купить, но нельзя удержать для того, чтобы воспользоваться в трудное время.
    Как продавать что угодно и кому угодно?

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  3. Understanding COSC Accreditation and Its Importance in Horology
    COSC Accreditation and its Strict Standards
    Controle Officiel Suisse des Chronometres, or the Official Swiss Chronometer Testing Agency, is the authorized Switzerland testing agency that certifies the accuracy and precision of timepieces. COSC validation is a symbol of quality craftsmanship and dependability in chronometry. Not all watch brands pursue COSC accreditation, such as Hublot, which instead sticks to its proprietary strict standards with movements like the UNICO calibre, achieving similar accuracy.

    The Science of Exact Timekeeping
    The core mechanism of a mechanical watch involves the mainspring, which provides energy as it unwinds. This mechanism, however, can be susceptible to external factors that may affect its precision. COSC-validated mechanisms undergo rigorous testing—over fifteen days in various circumstances (five positions, 3 temperatures)—to ensure their resilience and dependability. The tests evaluate:

    Average daily rate precision between -4 and +6 secs.
    Mean variation, maximum variation levels, and effects of temperature changes.
    Why COSC Certification Is Important
    For watch enthusiasts and collectors, a COSC-accredited watch isn’t just a piece of tech but a testament to enduring excellence and precision. It symbolizes a watch that:

    Offers exceptional reliability and precision.
    Ensures confidence of superiority across the entire design of the watch.
    Is apt to retain its value more efficiently, making it a sound choice.
    Popular Chronometer Manufacturers
    Several well-known manufacturers prioritize COSC accreditation for their timepieces, including Rolex, Omega, Breitling, and Longines, among others. Longines, for instance, provides collections like the Archive and Soul, which highlight COSC-validated movements equipped with cutting-edge materials like silicon equilibrium springs to enhance resilience and efficiency.

    Historical Background and the Development of Timepieces
    The idea of the chronometer dates back to the need for accurate timekeeping for navigation at sea, highlighted by John Harrison’s work in the 18th cent. Since the official establishment of Controle Officiel Suisse des Chronometres in 1973, the accreditation has become a standard for evaluating the precision of luxury watches, continuing a legacy of excellence in horology.

    Conclusion
    Owning a COSC-certified timepiece is more than an aesthetic selection; it’s a commitment to quality and precision. For those appreciating precision above all, the COSC validation offers peacefulness of mind, guaranteeing that each certified watch will operate dependably under various conditions. Whether for individual satisfaction or as an investment, COSC-validated watches stand out in the world of watchmaking, bearing on a legacy of precise timekeeping.

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