[Introduction] This Seiko Radio Wave Control World Time Solar Chronograph represents Seiko’s advanced engineering, combining solar-powered efficiency with radio-controlled accuracy. Designed for global travelers and collectors alike, it offers high functionality within a robust and well-balanced stainless steel case. [Historical & Collector Value] Seiko’s 8B92 movement is part of the brand’s pursuit of precision through radio-controlled technology. This model automatically synchronizes with atomic time signals across multiple regions, reflecting Seiko’s long-standing innovation in practical high-accuracy watches. As production numbers are limited compared to standard quartz models, well-preserved examples like this are increasingly appreciated among collectors of modern Seiko technology. Specifications ◇Brand: Seiko ◇Model: Radio Wave Control World Time Chronograph ◇Reference Number: 8B92-0AB0 ◇Movement: Solar-powered radio-controlled quartz (Cal. 8B92) ◇Case Material: Stainless steel ◇Bracelet Material: Stainless steel ◇Case Size: Approx. 43 mm (excluding crown) ◇Functions: 　　・World Time (multiple cities) 　　・Chronograph 　　・Date display 　　・Tachymeter bezel 　　・Radio-controlled time calibration ◇Dial: Black ◇Water Resistance: Indicated on case back ◇Serial Number: Present (as shown on case back) ・Condition The watch shows visible signs of use, including scratches and surface wear consistent with age and normal wear. Dial, hands, and indices remain clear and legible. Please refer carefully to the photographs for an accurate assessment of condition. ・Service History Maintenance and operational checks have been carried out, and the watch is currently functioning. However, please note that battery replacement and/or an overhaul may be required in the future depending on usage and storage conditions. This statement is made transparently for the buyer’s peace of mind. ・Shipping & Customs The watch will be shipped securely with tracking and insurance. International shipping is available. Any customs duties, VAT, or import taxes are the responsibility of the buyer.