Introduction Offered here is a SEIKO Radio Wave Control Solar men's wristwatch, reference 7B22-0AZ0. This model combines a clean silver-tone dial with bold Arabic numeral hour markers, a three-hand analog display, and a practical date window at 3 o'clock. The stainless-steel case and original SEIKO metal bracelet give the watch a classic and functional appearance suitable for everyday use. Powered by Seiko's solar radio-controlled technology, this watch combines light-powered operation with automatic time correction by compatible radio signals. Historical & Collector Value SEIKO has a long history of developing quartz, solar-powered, and radio-controlled wristwatches, with a strong focus on accuracy, reliability, and everyday practicality. The 7B22 movement represents Seiko's integration of solar charging and radio-controlled timekeeping. This technology allows the watch to store energy generated from light while receiving compatible time-calibration signals when conditions and regional coverage permit. For collectors interested in Seiko's technological development, the 7B22-0AZ0 is an appealing example of the brand's transition toward highly practical, low-maintenance radio-controlled solar watches. Specifications - Brand: SEIKO - Reference: 7B22-0AZ0 - Movement: Solar quartz - Caliber: 7B22 - Timekeeping system: Radio-controlled - Display: Analog, three hands - Functions: Hours, minutes, seconds and date - Dial color: Silver-tone - Hour markers: Arabic numerals - Case material: Stainless steel - Bracelet: Stainless-steel bracelet - Bracelet status: Original SEIKO bracelet, according to the provided information - Case shape: Round - Accessories: None stated - Included items: Only the items shown in the photos Condition This is a pre-owned watch and is described as being in generally good used condition. The watch is running at the time of listing. No major scratches or heavy staining have been reported, although light scratches, small marks, and normal signs of previous use may be present on the case, bracelet, and other exterior parts. Please check all photographs carefully for the exact cosmetic condition. Radio-signal reception can vary depending on location, environment, and regional transmitter coverage. Long-term solar charge retention and radio reception performance have not been tested. This is a pre-owned / vintage watch. It has signs of use such as scratches, small marks, fading, and wear due to age. Please check all photos carefully, as they are an important part of the description. The watch is running at the time of listing. Time setting and basic functions have been checked unless otherwise stated. Long-term accuracy has not been tested. As this is a used/vintage watch, maintenance or overhaul may be required after purchase. Water resistance is not guaranteed, even if the case or dial has water-resistance markings. Only the items shown in the photos are included. If box, papers, spare links, or accessories are not shown or mentioned, they are not included. Please understand that the condition of vintage watches can be subjective. I describe the item as accurately as possible, but minor signs of age and use should be expected. Service History The watch is running at the time of listing. Basic operation has been checked. No documented service history has been provided. Long-term solar charge retention and radio-signal reception performance have not been tested. Shipping & Customs The watch will be carefully packed for international shipping. Import duties, VAT, customs clearance fees, and any other taxes imposed by the destination country are the responsibility of the buyer and are not included in the purchase price or shipping cost. IMPORTANT – Customs & Import Taxes If customs duties / VAT are not paid by the buyer, the parcel cannot be delivered and will be returned. In such cases, the sale will not be refunded. Please make sure to pay all customs charges promptly.