If you're looking for a thrifty option, this Madewell Shirt will fit the bill. It's a great choice, while not very costly. Another strong contender for your wardrobe is this Current/Elliott Shirt. While the price of this piece is rather reasonable, it will certainly attract a lot of attention. You might also want to consider this J.Crew Shirt. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're looking to purchase a designer item, then what you're looking for is this Givenchy Shirt. It's more expensive but worth your money. Why not take a look at this Maison Margiela Shirt too? Expensive, but worth every penny. And how about the luxurious Gucci Shirt? Yolo, right?