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    Train and Certify, The Academy masters, delivers and measures watchmaking knowledge worldwide.

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    The Watch Forum provides a platform for debate to help craft the industry of tomorrow.

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Who are we

A not-for-profit foundation set up under private law in 2005 by Audemars Piguet, Girard-Perregaux and Richemont, the objective of the FHH is to promote and spread the reputation of watchmaking excellence around the world.

It provides information on the latest news, history and skills within the watchmaking professions. It trains, assesses and certifies horological knowledge. It organises events and encounters intended for both the general public and professionals. A creator of content, competencies, connections and experiences, the FHH is supported by leading names in the watch industry and independent creators, all actively contributing to its activities.


Head office

Fondation de la Haute Horlogerie

Fondation de la Haute Horlogerie

Pont de la Machine 1

1204 Geneva | Switzerland

T +41 22 808 58 00

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  • Glossary

    • Assemble

      To position the different parts of the movement in relation to each other. Once done entirely by hand, assembly is now very much an automated process. However, the human element has retained all...

    • Blank

      An unfinished movement sold as such. Until circa 1850, an ébauche comprised only the plate, bridges, fusee and barrel. It was known as a blanc and was finished at the établissage. The...

    • Clutch

      A coupling which temporarily connects two rotating parts, one driving and one driven. In a chronograph mechanism, the clutch temporarily connects two wheels. One wheel transfers power from...

    • Daylight Saving Time

      Legal time in certain countries that is one hour ahead of winter time, itself one hour ahead of solar time.

    • Emerald

      The saturated green variety of the Beryl family. Its colour is due to minute traces of chromium or sometimes vanadium. Inclusions in emerald are called jardins from the French word for garden....

    • Fly-back (Retour en vol)

      A function of particular use to pilots by which the chronograph hand can be reset to zero and immediately started again by pressing once on the pushpiece. Indeed, the operation of...

    • Glucidur (Glucydur)

      A highly elastic, hard, amagnetic and corrosion-proof alloy used to make monometallic balances, escapements and balance-springs.

    • Hand

      A variously shaped indicator made from a thin piece of lightweight metal and which moves round a dial, with or without graduations. Most watches have three hands, one each for the hours, minutes...

    • Iridescence

      The spectral colours seen on certain gems due to interference of light. Mother of pearl, used for watch dials is iridescent.

    • Jewels

      International term for the rubies in a watch movement.

    • Kunzite

      A transparent pink or light purple gemstone and is a variety of spodumene. The colour of some kunzite can be enhanced by irradiation. Kunzite has a hardness of 6-7 and a specific gravity of 3.1 -...

    • Luster

      The effect produced by the reflection of light on the surface of a stone. Its intensity depends on the refractive index of the stone and the quality of its polish. Lustre can be vitreous,...

    • Marker

      A symbol that replaces some or all of the numerals on a dial.

    • Nacre

      The iridescent substance secreted by molluscs around a foreign object. Pearls and cultured pearls are covered with nacre by certain species of oysters and mussels.

    • Orient

      The iridescent lustre of a pearl, so-called for its rainbow colours. A pearl is judged, among other criteria, by the intensity of its orient.

    • Palladium

      A rare metal of the platinum group. Palladium is used in Fine Jewellery alloys for its whiteness and durability.

    • Quartz

      Silicon dioxide. Also called rock crystal. Quartz has the specific property of vibrating at a very high frequency (32 MHz) placed under electric current. Under certain conditions, it...

    • Rough

      The term used to describe a rock or a crystal in its natural state (before cutting or polishing).

    • Screw

      A fastening comprising a cylindrical shaft, grooved along part or all its length, and a head with a slot for the screwdriver.

    • Tahitian cultured pearl

      A black South Sea cultured pearl that is the only one that is a naturally coloured. They are produced by the large, black-lipped pearl oyster Pinctada margaritifera; a mollusc found in the...

    • Under-dial work

      Collective term for the mechanisms, such as for striking, a calendar or motionwork, between the dial and the dial plate.

    • Vane

      Uses air friction to slow a moving part, for example the arm on a gravity escapement.

    • Wheel-cutting engine

      A machine for cutting the required number of teeth into an unfinished gear after marking the position of each tooth with a dividing plate.

    • Year

      A four-digit indication of the current year that changes automatically at midnight on December 31st.

    • Zodiac

      At the heart of countless legends and beliefs, since ancient times precious stones have had symbolic value. From the Jews to the Egyptians, each culture and religion has given a different meaning...

    Expand Glossary

Glossary

From A to Z, we've got watchmaking covered!