If you're looking for a happy medium, we recommend looking at these St. John Dress Pants. While the price is very reasonable, this item is an easy wardrobe update.
If you're looking at it like an investment piece, then you won't be disappointed if you check out these Stella McCartney Slacks. It's a costly but smart option. While you're at it, also have a look at these Brunello Cucinelli Slacks. Yes, this item is expensive, but it does not mean it's not worth it.