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.