peck, based on those dimensions and the thickness of the walls, that pipe should weigh 51.25 grams. When you get it, weight it and let me know how close I came.
I can picture you lovingly rubbing your nut sack with your new pipe when you get it in.I can't describe it, but the best analogy I have is that when you hold one of his pipes it feels like a fine piece of jewellery.