Doesn’t matter if it’s in style or not. What matters is that it looks good on you. I think it’s a sharp looking suit and if you want to wear it, go for it. More on reddit.com

They're definitely a more formal, very business-y suit. And depending on where you work it could be seen as inappropriate (for example, I work in a law office and pretty much only partners wear pinstripes). In a place where suits are required but people care less, though, you may be able to get away with it. These are smaller prinstripes, though, which are more subtle than wide ones. More on reddit.com

DB navy pinstripe with deeply-pleated high-rise trousers is about as classic/traditional a 'City' look as it gets. I would strongly recommend black captoe Oxfords with a high shine; anything else is going to look out of place. More on reddit.com

Do not listen to people saying pinstripes are outdated. They are classic and timeless. While they do have a business-y connotation, they are just a pattern. And the business aspect can be fun to lean into. Especially since you said you already have 5 other suits, there is no issue buying a pinstripe. Also, there is nothing wrong with it being 3-button. You can wear it only buttoning the middle button, or no buttons at all. Has nothing to do with height either. What’s more important is this suit is high quality. Hickey Freeman’s a well-regarded brand. Judging from the shape of chest and the appearance of the buttonholes, which seem handmade, this is likely a very nice suit. Just be careful about the measurements and make sure it fits, as there’s likely not much reserve on those sleeves, and they do seem rather short compared to the body. More on reddit.com