Why do watches have jewels?

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The "jewels" in a jeweled movement watch are not the ones that you see on the outside. Polished jewel "bearings" are created for the moving parts inside the watch. If all of the moving parts were "metal on metal", the watch would wear out much sooner. Jeweled movement watches last longer and are able to go longer between maintenance.
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What is 17 jewel watch?

The shaft ends of the faster moving wheels and gears have conical points that ride in small jewels (ruby usually). This assures minimum friction for the movement. The "odd" nu

What is a 17 jewel watch worth?

A 17 jewel watch is worth different amounts, depending on the makeand condition. As of 2014, a 17 jewel watch will most likely bringno more than 100 dollars.

How do you identify the number of jewels in a watch?

The number of jewels in a watch refers to the number of individual gears it contains. Other than opening it and counting, you may be able to look up the number by the make

What does jewels mean in watches?

With the arrival of "The General Railroad Timepiece Standards" for a railroad watch in 1893 there was a well established relevance between the number of jewels a pocket watch

What does 17 jewels on a watch mean?

Reducing friction is important to watchmaking. Instead of metal moving against metal, watch makers discovered that jewels cause little friction or wear. Jewels are hard

Why are jewels used in watches?

With the arrival of "The General Railroad Timepiece Standards" for a railroad watch in 1893 there was a well established relevance between the number of jewels a pocket watch

What does 25 jewels in a watch mean?

There are many categories of jewel movement, for example, 17 jewels, 21 jewels, or 25 jewels. The actual meaning of these numbers is just a representation on the number of rub

Do Cartier watches always have jewels in them?

You say in them and not "on them" so I assume you are talking about the movement. Hand-wound and automatic movements always have "jewels". They are man-made rubies used as fri
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What does 20 jewels on a watch mean?

Jewels in watch terms are gem bearings that were used within the mechanical assembly inside the watch to reduce friction. Many of the low to medium range watches produced comm
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What is nineteen jewels on a watch?

The numbers of jewels that are referred to in watch movements all depends on the make and manufacture of the watch. Certain companies like Waltham used extra jewels in the mec