The model for created as a New Year promise is seriously taken up for study. And since I am a professional chemist, I have to write a lot of formulas where there are benzene rings. Therefore, in order to facilitate my task, I made this model. Which is a signet that is wetted with paint and stamped in a notebook. In order not to get dirty it made an additional cover for it. Also, this seal can be put on any pen thanks to a mini clip at the end.
Printing time 1 hour 48 minutes when filling 60% and a layer of 0.1
2 cm in width and length and 5 in height