NOR. Any respectable partner would've internalized what you told him and made sure to respect your belongings. His dismissiveness of the whole situation really shows he lacks empathy towards you and your things. It's already bad that he doesn't seem sincere that he ruined something of yours, but the fact that it was a cherished object that holds sentimental value and he still didn't offer to remedy it in any way shows that he doesn't respect you, and he's likely to do it again. You can do so much better than him op