Based on this product's specifications, here are some alternatives and similar models
Fountain pen Cresco Aston in case — model 248126
Summary description:
Cresco Aston fountain pen supplied in a protective case. This writing instrument features a classic fountain pen design suited for everyday writing, signatures and notes. Delivered as a complete set with its case, it is suitable for office, school or personal use and for gifting. Compatible with standard fountain pen ink cartridges or converters.