It's an ultra rare watch that was hand-built by Nivrel, a small German family owned watchmaker. It is one of 50 ever produced (#40). It is a modern re-issue of their 1940s Landeron chronograph.
The classic Landeron 248 movement has been refurbished and decorated for the exhibition back display. It's a watch with a lot of history and is as unique as it looks. Here is some information about the watch and movement. Decorated Landeron Manual Wind with Gold-plated bridges.
Sapphire crystal on both sides. Original Box and papers included as well as the original leather strap and aftermarket silicone rubber strap (pictured above). Limited edition piece (1 of 50 pieces). This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Watches\Wristwatches". The seller is "bozhol_0" and is located in this country: US. This item can be shipped to United States.505.001