Introduction Offered here is a Seiko Chronograph 100M with a deep blue dial and aviation slide-rule bezel, a practical and highly recognizable Seiko design language. This piece combines Seiko reliability with a classic multi-register chronograph layout, making it appealing for collectors who enjoy functional tool watches from major Japanese makers. Historical & Collector Value Seiko has a long and influential history in chronographs, spanning from early mechanical competition timing to highly dependable quartz chronographs that became everyday workhorses. Models like this, featuring a slide-rule bezel and bold legible hands/indices, reflect Seiko's approach to creating capable instruments at accessible price points. For collectors, the value lies in the honest tool-watch character, the brand heritage in chronograph development, and the increasingly appreciated period-correct styling of Seiko quartz chronographs. Specifications - Brand: Seiko - Model: Chronograph 100M - Reference Number: - Movement: Quartz - Case Material: Stainless steel - Case Size: 40 mm - Band Material: Steel - Dial Color: Blue - Crystal: - Water Resistance: 100 m Condition Overall condition is Good with visible signs of wear consistent with regular use. The stainless steel case and bracelet show surface scratches and rubbing, especially noticeable on polished areas and along the case flanks. The bezel shows light wear and handling marks. The crystal appears generally clear with no major chips visible in the photos, though minor surface marks may be present under certain angles and lighting. Dial, hands, and markers present well with strong legibility. Chronograph pushers and crown are present and appear intact. Service History This watch has been fully inspected and confirmed to be in working order. Full overhaul (OH) has been completed, ensuring reliable performance and peace of mind for the new owner. Shipping & Customs This item will be shipped from Japan via insured international shipping. Please note: Import duties, taxes, and charges are not included in the item price or shipping costs. These charges are the buyer's responsibility. [!] 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.