Pit to pit: 23.25. Sleeve length from shoulder seam: 22.75. Shoulder seams across backside: 19.75. Length from bottom of collar: 29. These can vary from manufacture's tags because of washings or shrinkage or alterations.
Our recommendation is that the measurements above are greater than your own, because this gives you the room to take in the measurements by professional tailor. Any rips, holes, or stains will be noted in pictures.