Dating from the late 1930s, the "OLIW" marriage watch presents a classic Glashütte-era pocket movement repurposed into a contemporary wrist case while retaining its original porcelain enamel dial and hands. The marriage conversion highlights the movement’s architecture through a modern transparent case back, allowing study of an antique manual-wind pocket calibre associated with Deutsche Uhrenfabrikation (Glashütte). For a collector today, the piece offers a tangible bridge between historical German watchmaking and wearable presentation, suited to those who appreciate period movements and original enamel dials.