If you love skeleton watches, check out the dual-time Oman Theorema 108-5 from Tufina Watches. This watch displays a timeless design and has a classic appeal. The case is made using stainless steel and is gold plated, and the strap is made of genuine cow leather. Tufina watches are handmade in Germany and come with a two-year warranty. Plus, we provide free shipping across the world.