| Model | Platinum Ballpoint Pen 164P |
| Ident No. | 18025 |
| Writing System | |
| Writing System | With twist mechanism, large capacity refill |
| Nib | – |
| 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 | – |