Hi Stitchys, my hubby tailor made his suit in Bangkok, really cheaper with good quality, if you’re planning to travel there anytime soon, definitely should visit the tailor.
It was 8500baht (around $370) for 1 set of 2pcs suit (1 blazer, 1 shirt, 1 pant), additional 1 shirt, 1 pant, 1 tie...