[Introduction] This striking Seiko Solar Chronograph wrist watch masterfully combines robust aviation styling with eco-friendly technology. Featuring a deep black dial housed within a bold gold-tone case, it is accented by a functional slide-rule bezel designed for flight calculations. Complemented by a rich brown leather strap with a deployment clasp, this timepiece offers a sophisticated and commanding presence on the wrist, making it an excellent companion for both technical tasks and formal wear. [Historical & Collector Value] Belonging to Seiko's esteemed lineage of flight-inspired timepieces, this model integrates advanced solar-powered quartz technology with standard chronograph and alarm features. Utilizing light energy to operate, it represents a milestone period in sustainable watchmaking where professional instrumentation meets modern daily utility. Its distinct gold-plated aviation aesthetic and practical multi-sub-dial layout make it a compelling reference for enthusiasts of technical Japanese horology. Specifications ◇Brand: Seiko ◇Model: Solar Chronograph ◇Reference: V172-0AC0 ◇Case size: 42 mm ◇Movement: Solar Quartz ◇Case material: Gold-plated Stainless Steel ◇Dial: Black ◇Functions: Chronograph, Alarm, Date, Slide-rule Bezel ◇Bracelet / Strap: Brown Leather Strap ◇Clasp: Deployment Clasp ◇Water resistance: 10 bar ◇Country of manufacture: Japan ・Condition Clean overall condition with light signs of age and normal wear. The gold-plated case shows minor surface micro-scratches from careful handling, while the brown leather strap remains well-preserved with light creasing, maintaining a highly professional presentation. ・Service History The watch has been checked for basic operation and is functioning properly with exposure to light at the time of listing. As with any pre-owned solar timepiece, future maintenance or cell inspection may be required depending on usage and the buyer's standards. ・Shipping & Customs The item will be carefully packed and shipped securely from Japan. International shipping is fully available. Please note that any customs duties, import taxes, or local fees are the responsibility of the buyer.