| Property | Specification |
| Shape | Oval to spherical |
| Color | Yellow, green, brown, or black |
| Size | 5–11 mm in diameter |
| Surface Texture | Smooth with a slight sheen |
| Weight (per seed) | 0.15–0.30 grams |
| Moisture Content | 12–14% (typical storage condition) |
| Hardness | Firm and solid |
| Odor | Mild, nutty aroma |
| Taste | Bland to slightly nutty |
| Seed Coat Thickness | Thin |
| Hilum | Present, color varies (e.g., black, brown, or yellow) |