[Introduction] The Seiko Chronos represents a sophisticated era of Japanese watchmaking, blending precision quartz technology with a sharp, integrated design aesthetic. This particular model features a clean, silver-white sunray dial housed in a robust stainless steel case with a distinctive angular silhouette. Known for its reliability and "Antimagnetic" properties, it is a versatile timepiece that transitions seamlessly from professional settings to casual wear, offering the perfect balance of vintage charm and daily practicality. [Historical & Collector Value] The Chronos line was introduced by Seiko in the 1980s as a high-standard quartz series, often positioned just below the King Quartz and Grand Quartz lines in terms of finishing and accuracy. The 5H23 movement is a respected "workhorse" caliber known for its durability and thin profile. Collectors value the Chronos for its "Twin Quartz" era design language and the high build quality that Seiko maintained during the peak of the quartz revolution. Finding examples with the original integrated-style bracelet and "Antimagnetic" caseback markings adds significant appeal for those seeking authentic 1980s Seiko engineering. Specifications ◇Brand: Seiko ◇Model: Chronos ◇Reference: 5H23-7D20 ◇Case size: approximately 35mm (excluding crown) ◇Movement: Quartz ◇Case material: Stainless Steel ◇Dial: Silver-white with baton markers ◇Functions: Day-Date (English/Kanji), Antimagnetic 60G ◇Bracelet / Strap: Stainless Steel ◇Water resistance: 10 Bar (100m) ◇Country of manufacture: Japan ・Condition The watch is in clean overall condition with light signs of age and normal wear. The case and bracelet show minor surface scratches consistent with careful use. The dial and hands are well-preserved, maintaining excellent clarity. ・Service History The watch has been checked for basic operation and is functioning at the time of listing, including the quick-set day/date feature. As with any pre-owned quartz watch, future battery replacement and maintenance may be required depending on usage and the buyer’s standards. ・Shipping & Customs The item will be carefully packed and shipped from Japan. International shipping is available. Please note that customs duties, taxes, and other import charges are the buyer’s responsibility and are not included in the item price.