This is a Swatch automatic watch, "In Our Hands Earth Summit '92" (model number: SAK102), released in 1992 to commemorate the Earth Summit held in 1992. Product Details: Model Name: In Our Hands Earth Summit '92 / Time To Move Release Year: 1992 (The model itself was announced as part of the 1991 Fall/Winter collection) Features: Automatic: No battery required; the mainspring is wound by the movement of the wrist. Skeleton Design: The mechanical movement (ETA, 23 jewels) is visible through the dial and the back of the case. Design: The crystal (plastic crystal) features the Earth Summit logo of "hands holding the Earth," and the model name is written in gold letters around the dial. Strap: The original green ribbed plastic strap has been replaced, and this one is also old. This is a vintage plastic product; please understand this before purchasing.