Introduction This Seiko Radio Wave Control World Time watch (Ref. 8B54-0BB0) is a technologically advanced solar-powered timepiece featuring a lightweight titanium case, elegant silver guilloché dial, and multiple world-time city markers. It offers durability and sophistication in a travel-ready design. Historical & Collector Value Seiko’s 8B54 caliber is renowned for combining solar charging with multi-band radio wave time synchronization and world time functionality. Although this particular model no longer receives radio signals, it still reflects Seiko’s pioneering achievements in modern quartz horology. The titanium construction adds appeal for collectors looking for comfort, durability, and precision. Specifications • Brand: Seiko • Model: Radio Wave Control World Time • Reference Number: 8B54-0BB0 • Movement: Solar-powered quartz (Cal. 8B54) • Case Material: Titanium • Bracelet Material: Titanium • Case Size: Approx. 42mm (excluding crown) • Dial: Silver with guilloché pattern and sub-dials for weekday & 24-hour display • Crystal: Hardlex • Features: • Solar-powered movement • World time bezel (city codes) • Radio-controlled timekeeping (currently not receiving signal) • Date display at 3 o’clock • Lightweight and anti-allergic titanium build • Water Resistance: 10 bar (not tested) • Accessories: None Condition The watch is in good used condition with minor signs of wear on the case and bracelet. The dial and hands are clean and legible. Timekeeping, solar charging, and other regular functions are operational. Note: The radio-controlled time sync function is not currently receiving signals. The watch works normally using the quartz movement. Service History All basic functions have been tested and confirmed operational. The solar power system is charging properly, and the watch maintains accurate time. Shipping & Customs The watch will be securely packed and shipped internationally via registered mail. Customs duties or import taxes, if any, are the responsibility of the buyer.