Introduction Offered here is a classic Seiko chronograph with a pilot-style slide rule bezel and a clean, highly legible black dial. Seiko has a long history of producing reliable tool watches, and their chronographs are especially appreciated by collectors for their practical design and durable engineering. Historical & Collector Value Seiko is one of the most important names in Japanese watchmaking, known for bringing chronographs and high-precision movements to a wide audience. This model represents Seiko's tradition of functional sports chronographs: a multi-register layout, day-to-day usability with a date window, and a slide rule bezel that gives it a distinct aviation-inspired character. Pieces like this are increasingly sought after by collectors who enjoy authentic Seiko tool-watch design and want a wearable vintage-modern chronograph that still feels purpose-built. The combination of the black dial, steel bracelet, and printed bezel scales gives strong period character and makes it an appealing addition to a Seiko chronograph lineup. Specifications - Brand: Seiko - Model: Chronograph 100M - Reference Number: - Movement: Quartz - Case Material: Stainless steel - Case Size: 40 mm - Band Material: Steel - Dial Color: Black - Crystal: - Water Resistance: 100M Condition This watch is in good condition with visible signs of wear consistent with normal use. The case and bezel show noticeable scratches and scuffs, particularly around the bezel edge and case sides. The bracelet also shows surface scratches from wear. The dial, hands, and indices appear clean and attractive, and the date window is clear. The crystal appears generally clear in the photos with no obvious major cracks. 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.