The Lusina Geneve 17 jewel wristwatch features a 30mm manual wind movement with a stainless steel back and Peseux mechanism. This high-quality timepiece is designed for precision and durability, making it a reliable choice for watch enthusiasts. With its elegant design and reliable performance, this wristwatch is sure to be a standout accessory for any outfit. 30mm and runs fine, needs a crystal as in the photos