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  "publisher": {
    "name": "WorldWideWatch",
    "url": "https://worldwidewatch.com",
    "sameAs": "https://www.wikipedia.org/wiki/Watchmaking"
  },
  "generated": "2026-06-15T00:00:00Z",
  "profile": "core",
  "verificationStatus": "self-declared",
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      "@type": "Organization",
      "name": "WorldWideWatch",
      "description": "An editorial reference site covering brand histories, maker profiles, and field guides for the world of fine watchmaking. Operated by iDigits LLC.",
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          "text": "WorldWideWatch is an editorial reference for collectors - brand histories, maker profiles, and field guides for the world of fine watchmaking.",
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          "pageTitle": "WorldWideWatch - Editorial Reference for Watch Collectors",
          "publisher": "WorldWideWatch",
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        }
      ]
    },
    {
      "entityId": "e_horology",
      "@type": "Concept",
      "name": "Horology",
      "description": "The study and craft of measuring time, encompassing the design, manufacture, and history of watches and clocks.",
      "sameAs": "https://en.wikipedia.org/wiki/Horology",
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        {
          "chunkId": "c_horology_1",
          "text": "Horology is the study of time measurement and the art of designing and constructing timekeeping instruments such as mechanical watches and clocks.",
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          "pageTitle": "Watch Encyclopedia",
          "publisher": "WorldWideWatch",
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        }
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    {
      "entityId": "e_swiss_watchmaking",
      "@type": "Concept",
      "name": "Swiss watchmaking",
      "description": "The Swiss tradition of haute horlogerie centered in regions such as Geneva, the Vallée de Joux, and La Chaux-de-Fonds, defined by hand-finishing and movement engineering.",
      "sameAs": "https://en.wikipedia.org/wiki/Watchmaking_in_Switzerland",
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          "chunkId": "c_swiss_1",
          "text": "Swiss watchmaking is concentrated in the Jura Arc, where centuries-old workshops developed the movements, complications, and finishing techniques that define haute horlogerie.",
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          "pageTitle": "Watchmaking Countries",
          "publisher": "WorldWideWatch",
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        }
      ]
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    {
      "entityId": "e_rolex",
      "@type": "Organization",
      "name": "Rolex",
      "description": "Swiss luxury watch manufacturer founded in 1905, headquartered in Geneva, known for the Submariner, Daytona, and Datejust references.",
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          "chunkId": "c_rolex_1",
          "text": "Rolex SA is a Geneva-based manufacturer founded in 1905 and best known for pioneering the waterproof Oyster case and the self-winding Perpetual rotor.",
          "sourceUrl": "https://worldwidewatch.com/brands/rolex",
          "pageTitle": "Rolex - Brand Profile",
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    {
      "entityId": "e_patek",
      "@type": "Organization",
      "name": "Patek Philippe",
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          "chunkId": "c_patek_1",
          "text": "Patek Philippe has produced wristwatches continuously since 1839 and is celebrated for the Calatrava, Nautilus, and a long catalogue of grand complications.",
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          "pageTitle": "Patek Philippe - Brand Profile",
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    {
      "entityId": "e_ap",
      "@type": "Organization",
      "name": "Audemars Piguet",
      "description": "Independent Swiss manufacture based in Le Brassus, founded in 1875, known for the Royal Oak designed by Gérald Genta in 1972.",
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          "chunkId": "c_ap_1",
          "text": "Audemars Piguet is a family-controlled manufacture in the Vallée de Joux best known for the octagonal, integrated-bracelet Royal Oak introduced in 1972.",
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          "pageTitle": "Audemars Piguet - Brand Profile",
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      "entityId": "e_omega",
      "@type": "Organization",
      "name": "Omega",
      "description": "Swiss watchmaker founded in 1848 in La Chaux-de-Fonds, known for the Speedmaster worn on the Apollo lunar missions and the Seamaster dive line.",
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          "chunkId": "c_omega_1",
          "text": "Omega's Speedmaster Professional was flight-qualified by NASA in 1965 and worn on the Apollo 11 lunar mission, earning the model the Moonwatch designation.",
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          "pageTitle": "Omega - Brand Profile",
          "publisher": "WorldWideWatch",
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        }
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    {
      "entityId": "e_seiko",
      "@type": "Organization",
      "name": "Seiko",
      "description": "Japanese watchmaker founded in 1881, responsible for the first commercial quartz wristwatch (Astron, 1969) and parent of Grand Seiko.",
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          "chunkId": "c_seiko_1",
          "text": "Seiko released the Astron in December 1969, the world's first commercially produced quartz wristwatch, catalysing the so-called quartz crisis in Swiss watchmaking.",
          "sourceUrl": "https://worldwidewatch.com/brands/seiko",
          "pageTitle": "Seiko - Brand Profile",
          "publisher": "WorldWideWatch",
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        }
      ]
    },
    {
      "entityId": "e_mechanical_watch",
      "@type": "Concept",
      "name": "Mechanical watch",
      "description": "A watch driven by a spring-powered movement that uses a balance wheel and escapement, rather than a quartz oscillator, to regulate timekeeping.",
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      ],
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          "chunkId": "c_mech_1",
          "text": "A mechanical watch stores energy in a mainspring and releases it through a gear train regulated by a balance wheel and escapement; automatic versions wind via a rotor driven by wrist motion.",
          "sourceUrl": "https://worldwidewatch.com/encyclopedia",
          "pageTitle": "Watch Encyclopedia",
          "publisher": "WorldWideWatch",
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        }
      ]
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    {
      "entityId": "e_quartz",
      "@type": "Concept",
      "name": "Quartz watch",
      "description": "A watch regulated by an electrically driven quartz crystal oscillator, offering higher accuracy and lower cost than typical mechanical movements.",
      "sameAs": "https://en.wikipedia.org/wiki/Quartz_clock",
      "hasChunks": [
        {
          "chunkId": "c_quartz_1",
          "text": "Quartz watches use a battery to send current through a tuning-fork quartz crystal that vibrates at 32,768 Hz, providing accuracy typically within a few seconds per month.",
          "sourceUrl": "https://worldwidewatch.com/encyclopedia",
          "pageTitle": "Watch Encyclopedia",
          "publisher": "WorldWideWatch",
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        }
      ]
    },
    {
      "entityId": "e_complication",
      "@type": "Concept",
      "name": "Complication",
      "description": "Any function on a mechanical watch beyond hours, minutes, and seconds - examples include chronograph, perpetual calendar, tourbillon, and minute repeater.",
      "sameAs": "https://en.wikipedia.org/wiki/Complication_(horology)",
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        {
          "chunkId": "c_comp_1",
          "text": "In horology a complication is any additional function in a mechanical movement beyond basic timekeeping; grand complications combine three or more, typically including a chronograph, perpetual calendar, and minute repeater.",
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          "pageTitle": "Horology Glossary",
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    },
    {
      "entityId": "e_geneva",
      "@type": "Place",
      "name": "Geneva",
      "description": "Swiss city long established as a centre of haute horlogerie and home to manufactures including Patek Philippe, Rolex, and Vacheron Constantin.",
      "sameAs": "https://en.wikipedia.org/wiki/Geneva",
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          "text": "Geneva has been a centre of fine watchmaking since the 16th century and lends its name to the Poinçon de Genève, a hallmark certifying movements finished within the canton to defined standards.",
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}