U-Boat Sommerso Blue IPB /Root/Start/Frederique Constant/Classics/Quarz an automatic movement delivers high

an automatic movement delivers high performance and a reliable power reserve – ideal for demanding everyday use

800 vibrations per hour with a power reserve of approximately 66 hours

and the distinctive dial

The quartz calibre 785 handles the drive

U-Boat Sommerso Blue IPB /Root/Start/Frederique Constant/Classics/Quarz an automatic movement delivers highU Boat Sommerso Blue IPB (Reference 9669) IPB stands for an ion coating that gives the stainless steel case a blue color. The process applies the color in a vacuum and results in a significantly more durable surface than paint. The dial is kept in black. The calibre SW200 powers the watch. A rotating bezel allows the dive time to be read, and the screw down crown is positioned on the left side of the case. Date display, luminous hands, and luminous