Elliot brown Holton NIVO. This watch comes with 2 straps. An original Elliot Brown adjustable leather strap with metal clasp and the gunmetal strap as you can see in the pictures. This watch is sold out on their website. The link for specs is here

https://elliotbrownwatches.com/products/holton-nivo?variant=44204665372931

There are some scuff marks on the leather strap but the watch itself is spotless. The gunmetal strap has only been worn once and comes with all the links.

This is sold as seen and there is no box with it. The whole package is worth around £750 new