If you'd rather not spend much, Beret will fit the bill. Another strong contender for your wardrobe is this Sole Society Beret. Or you can opt for Beret. This item has all the potential to become a powerful player in your wardrobe.
If you're looking at it like an investment piece, then you won't be disappointed if you check out this Eugenia Kim Beret. While you're at it, also have a look at this Maison Michel Beret. Yes, this item is expensive, but it does not mean it's not worth it. You can also check out Gucci Beret.