One of the very first Swiss-made prototypes from Platina Watch & Co — produced in a single piece.* This early prototype forms the basis for Platina’s design and development, combining Swiss precision with distinctive materials and construction. The watch is powered by a Sellita SW200 automatic movement and features a stainless steel case with a black PVD coating. It is fitted with a vintage brown leather strap and the original Platina buckle. Double-domed sapphire crystal with blue anti-reflective coating. Open case back with flat sapphire crystal. A single-layer skeletonized dial is crafted with a tinted transparent glass that holds the hour markers and a fine mesh structure beneath, creating a technical yet elegant appearance. Additional details include a date window at 3 o’clock, a screw-down crown, This unique prototype remains the only one of its kind ever produced. *Confirmed by Platina Watch & Co via email