Bespoke leather strap by Hoang Dat (Vietnam), you can contact him via his Facebook page. You can order any width, length, color, type of leather (this was crocodile) and prices are very low. Don't ask me about it being legal or not ;-)
Today a "noname" chronograph. A Ducado vintage chronograph with some special quality. 20 atm, Lollipop and big eye