| Pearl Type | Color | Shape | Size (mm) | Lustre | Surface |
| Akoya Pearl | White, Cream | Round | 6-9 | High | Mostly Smooth |
| Tahitian Pearl | Black, Greenish | Round, Baroque | 8-16 | Medium-High | Smooth to Lightly Blemished |
| South Sea Pearl | White, Golden | Round, Baroque | 9-20 | High | Smooth to Lightly Blemished |
| Freshwater Pearl | White, Pink, Lavender | Round, Oval, Baroque | 5-12 | Low-Medium | Some Surface Irregularities |
| Mabe Pearl | White, Silver | Dome | 10-20 | Medium | Mostly Smooth |
| Conch Pearl | Pink, Peach | Oval, Freeform | 3-15 | High | Smooth to Lightly Blemished |
| Natural Pearl | Cream, Yellow | Irregular | Varies | Low-Medium | Irregular Surface |
| Cultured Pearl | Varies | Varies | Varies | Varies | Varies |