| Model | Platinum Fountain Pen 149P |
| Nib Widths | EF F M OM
B OB BB OBB |
| Writing System | |
| Writing System | With piston filling system |
| Nib | Hand-crafted Au750 / 18K gold nib inlaid with platinum |
| Features | |
| Barrel | Pt 950 Platinum with 18-carat gold detail |
| Cap | Pt 950 Platinum cap |
| Trim | 18-carat gold rings embossed with Montblanc brand name |
| Clip | 18-carat gold clip with individual serial number |
| Special Characteristics | Signature nib (O3B) available as a replacement |