It doesn't matter what tie you choose, they all go great with a Half Windsor.
One thing that people usually over look when choosing neckties is the interlining. A high quality interlining is important for tying a nice looking knot. All of these ties below have a great interlining.
If you have a couple minutes, read more about the Half Windsor knot or learn how to tie a tie with the Half Windsor Knot.
This subtle green, light blue, and white striped necktie makes a great gift. It is...