Rare Vintage Casio Cosmo Phase CGW-90 Men’s Digital Astronomy Sports Watch JDM

Up for sale is an ultra rare and highly desirable Casio Cosmo Phase CGW-90 men’s digital astronomy sports watch, powered by Module 830 and produced for the Japan Domestic Market (JDM) in the 1980s. This model is offered in a very rare steel variant and features Casio’s iconic cosmic/astronomy phase display with functionality spanning the years 1901 through 2200. The watch is in full working condition, with all features and functions operating properly. All parts of the watch are original aside from the strap, which has been replaced with an aftermarket compass strap as shown. The watch is in good physical condition but has visible signs of use and age. The photos best describe its physical condition and should be reviewed carefully by interested buyers. Key Details: • Brand: Casio • Model: Cosmo Phase CGW-90 • Module: 830 • Era: 1980s • Market: Japan Domestic Market (JDM) • Features: Astronomy/cosmic phase display (1901–2200), calendar, digital timekeeping, alarm, stopwatch • Case Material: Stainless steel • Strap: Aftermarket compass strap • Condition: Full working condition; good physical condition with visible signs of use and age An exceptional and highly collectible Casio digital model, known for its distinctive Module 830 astronomy display and vintage 1980s design. Ships carefully. Feel free to message me with any questions.