If you're in a thrifty mode, this Tomas Maier Cross Body Bag will fit the bill. It's a popular choice, while not very pricey. Another strong contender for your wardrobe is this Tomas Maier Bag. While the price of this piece is rather reasonable, it will definitely attract a lot of attention.
If you're looking for something in between pricewise, why not consider this Tomas Maier Belt. While the price is very reasonable, this product is an easy wardrobe update. It's also worth looking at this Tomas Maier Tote Bag. This item is extremely popular and, just as importantly, not too pricey.