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Supplier for watchmaking excellence

Supplier for watchmaking excellence

Watchmaking industry has always requested high standard, for the quality of the materials it uses. Thanks to the purity, repeatability and performance of its products, RSA has always maintained a very close relationship with the suppliers of the most prestigious watchmakers.
As well as providing the watchmaking industry with products guaranteeing them, perfection and performance awaited by their customers. RSA provides sapphire and ruby to the most luxurious watch houses for over a century.
To reach the high standard level , on sapphires and rubies, recognized by their customers, RSA has integrated the entire production chain, which allows us a permanent quality control, at each step. This control is essential to meet customers requirements.

Thanks to incredible mechanical strength and high transparency, sapphire is the flagship product of the luxury industry. It is produced from ultra pure alumina.

We can also offer you aluminas with special treatments or specific shape in order to allow you to create new designs or increase your yield.

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