This is the latest and greatest offering from TYMC and an incredible scope in every regard. We've tested this scope next to the $5000 Swiss option and can strongly suggest that you save your money and go with the Tymc 5000! If you are a watchmaker or serious collector and want to do your own timing and regulating; this is the perfect scope for you. Includes detailed instructions and dust cover. We extensively test all of the tools that we offer in our own shop for quality, durability, and utility. Your complete satisfaction is our foremost goal.