Most of your canvassed suits will be made from wool, as the luxury of the fabric goes with the intricate construction of the jacket. ... And, it's a laborious, handmade job extracting the wool, and then combing it into a yarn for suits. Thus, it's expensive.
Are suits overpriced?
High-quality suits are often just a little more expensive than well-known, used brands or even cheaper suits that are more modern simply because the price range is very limited in those stores.
Why are designer suits so expensive?
Construction by machine is cheaper and quicker, bringing the price down, while hand-sewing takes time and skill making the clothing more expensive based simple on cost. The advantage of tailored construction as opposed to machined, is precision and durability.