The Fontainemelon 2616 watch movement is a manual wind mechanical movement that features a sweep second hand. It belongs to the rocker-bar winding category, specifically the 901 modification, which lacks a setting-lever spring. Additionally, it does not have any date function. This movement includes minor modifications to the base plate compared to the original 900 model. The Fontainemelon 2616 movement was commonly used around the period of 1960.