Private company

Swiss Jewel

Logo: swiss-jewel.com3

Swiss jewel bearing manufacturer

Swiss Jewel (Swiss Jewel Co SA) is a Swiss manufacturer of synthetic jewels and other high-precision products, based in Tenero-Contra. It was opened in Locarno in 1907 as a branch of C. Mojonny fils & Co, a maker of jewels for watchmaking and precision instruments founded in Yverdon in 1883, and separated from its parent company in 1924.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1907Founded1

Swiss Jewel (Swiss Jewel Co SA) is a Swiss manufacturer of synthetic jewels and other high-precision products, based in Tenero-Contra. It was opened in Locarno in 1907 as a branch of C. Mojonny fils & Co, a maker of jewels for watchmaking and precision instruments founded in Yverdon in 1883, and separated from its parent company in 1924.2

Timeline

  1. 1907Founded Founded1

Sources

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    Company websiteSwiss Jewel logo