820 degrees, eleven times over.
Each Rhône dial begins as powdered glass laid on a copper blank, then fired, cooled and inspected eleven times. One in three survives without a flaw; the others are broken and the copper returned to the melt.
- Firing
- 820 °C
- Layers
- 11
- Hours per dial
- 62
- Yield
- 1 in 3