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  2. Helium release valve - Wikipedia

    en.wikipedia.org/wiki/Helium_release_valve

    Some watch manufacturers manage the internal overpressure effect by simply making the case and sealed connected parts adequately sealed or strong enough to avoid or withstand the internal pressure, [1] but Rolex and Doxa S.A. approached the problem by creating the helium escape valve in the 1960s (first introduced in the Rolex Submariner/Sea-Dweller and the Doxa Conquistador): A small, spring ...

  3. Tissot - Wikipedia

    en.wikipedia.org/wiki/Tissot

    The Tissot company was also the first to make watches out of plastic (Idea 2001 in 1971), stone (the Alpine granite RockWatch in 1985), mother of pearl (the Pearl watch in 1987), and wood (the Wood watch in 1988). [2] Tissot introduced its first tactile watch, with "T-Touch," technology in 1999; watches containing this technology have touch ...

  4. Langendorf Watch Company SA - Wikipedia

    en.wikipedia.org/wiki/Langendorf_Watch_Company_SA

    Lanco watches are still considered to be of very high quality, and they are traded today as vintage watches. A number of Lanco watches are famous, such as the "Flying Saucer" or the "Lanco-Fon", a manual-wound watch with an alarm function that was released in the 1960s. When Lanco was revived in the 1970s, more variety was added to the product ...

  5. Movement (clockwork) - Wikipedia

    en.wikipedia.org/wiki/Movement_(clockwork)

    Mechanical watch movements are also classified as manual or automatic: Manual or hand winding In this type the wearer must turn the crown periodically, often daily, in order to wind the mainspring, storing energy to run the watch until the next winding. Automatic or self-winding

  6. Automatic watch - Wikipedia

    en.wikipedia.org/wiki/Automatic_watch

    An automatic watch, also known as a self-winding watch or simply an automatic, is a mechanical watch where the natural motion of the wearer provides energy to wind the mainspring, making manual winding unnecessary if worn enough. [1]

  7. 2024 Heisman Trophy: Date, time and how to watch the ceremony

    www.aol.com/2024-heisman-trophy-date-time...

    How to watch the 2024 Heisman Trophy ceremony. The 2024 Heisman Trophy ceremony will air on ESPN at 8 p.m. ET on Dec. 14. It can be streamed on ESPN+. Stream Live: ...

  8. Savings interest rates today: Boost your holiday budget at up ...

    www.aol.com/finance/savings-interest-rates-today...

    It's unlikely, but here's what to watch out for. Other deposit accounts to save and grow your money. A savings account can offer flexible access to your money, but it isn’t the only safe place ...

  9. Antimagnetic watch - Wikipedia

    en.wikipedia.org/wiki/Antimagnetic_watch

    These alloys assisted in the assembly of anti-magnetic watches. Invar and Elinvar are able to resist magnetic fields, allowing the watch to continue to keep accurate time. The first anti-magnetic pocket watch was assembled by Vacheron Constantin in 1915. In 1930, Tissot produced the first ever non-magnetic wristwatch. [2]