In jewellery, RBC is a widely used acronym that stands for Round Brilliant Cut.
The Round Brilliant Cut is the most common and sought-after diamond shape. According to the reference provided, the Round Brilliant Cut or RBC accounts for more than 75% of diamonds sold worldwide. Its popularity stems from its design, which is specifically engineered to maximize a diamond's brilliance – the reflection of white light.
Understanding the Round Brilliant Cut (RBC)
The RBC is specifically designed to optimize the interplay of light within a diamond, resulting in exceptional sparkle and fire. It typically features 57 or 58 facets (surfaces) – 33 on the crown (top) and 24 or 25 on the pavilion (bottom).
Here's why the RBC is so popular:
- Maximum Brilliance: The facet arrangement is calculated to return the maximum amount of light back to the viewer's eye. As the reference states, it "is the most 'brilliant' of all cuts."
- Popularity: It is by far the most popular and most sought after diamond shape available.
- Versatility: The Round Brilliant Cut works well in almost any jewellery setting, from classic solitaires to intricate halo designs.
Key Characteristics of RBC
| Feature | Description |
|---|---|
| Acronym | RBC |
| Full Name | Round Brilliant Cut |
| Shape | Round |
| Facet Count | Typically 57 or 58 |
| Light Performance | Designed for optimal brilliance, fire, and sparkle. |
| Market Share | Accounts for over 75% of global diamond sales (based on reference). |
When you see RBC mentioned in the context of jewellery, especially with diamonds, it is referring to this classic and highly brilliant cut.
