What does 21 jewels mean on a watch?

On a watch, 21 jewels means that the timepiece has a particular type of movement. Specifically, the movement features 21 jewel capstones that serve as bearings, allowing the gears inside to turn. Typically, only high-end mechanical timepieces feature 21 jewels, with 17 jewels being more common. Find a diverse assortment of watches from some of the world's top sellers on 1stDibs.

Rotary 21 Jewels

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Vintage 1960s Gold-Plated Rotary 21 Jewels Automatic Watch

Located in Carlisle, GB

This beautiful pre-owned 35mm diameter vintage mechanical watch is in good working condition and it is ticking well. Visible signs of ageing and wear with light scratches and tarnish...

Vintage 1960s Swiss Wrist Watches

Materials

Gold Plate, Stainless Steel

Vintage 1960s Gold-Plated Rotary 21 Jewels Automatic Watch

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9 Karat Gold Vintage 1960s Rotary Viscount 21 Jewels Watch

Located in Carlisle, GB

This beautiful vintage hand winding gold watch is in good working condition. It recently been serviced and it is running well. Visible signs of ageing and wear with light scratches o...

Vintage 1960s Swiss Wrist Watches

Materials

9k Gold

9 Karat Gold Vintage 1960s Rotary Viscount 21 Jewels Watch

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Questions About Rotary 21 Jewels

What does 21 jewels mean on a watch?
1 Answer
1stDibs ExpertFebruary 13, 2024
On a watch, 21 jewels means that the timepiece has a particular type of movement. Specifically, the movement features 21 jewel capstones that serve as bearings, allowing the gears inside to turn. Typically, only high-end mechanical timepieces feature 21 jewels, with 17 jewels being more common. Find a diverse assortment of watches from some of the world's top sellers on 1stDibs.