Semi-precious metal alloys or noble alloys have at least 25% noble metal content and may include tin, zinc, indium, cobalt, ruthenium or gallium. The colour of semi-precious can be white or silver.

Features:

Strong.
Versatile.
Used for over 60 years.
Alloy options include high noble, noble (semi-precious).

Indications:

Anterior/ posterior crowns.
Bridges of any span.
Implant crowns.
Crowns under partials.