For something in the middle of the price range, why not consider this IRO Biker Jacket. While the price is very reasonable, this item is an easy wardrobe update. Also consider this IRO Moto Jacket. It's an attractive option both price and quality-wise.
If you want to splurge, then you absolutely must check out this Gucci Biker Jacket. This piece seems pricey, but it's worth it. While you're at it, also have a look at this St. John Biker Jacket. Yes, this item is expensive, but it does not mean it's not worth it.