【Product Description】 The Seiko Chronograph ref. 6T63-00A0 is a quartz sports watch with a stainless steel case and matching bracelet, offering a balanced and practical wrist presence. The dial features a three-register chronograph layout with applied hour markers, luminous hands, and a date display positioned between 4 and 5 o’clock, while the pushers at 2 and 4 o’clock provide straightforward chronograph operation within a clean, contemporary design. 【Historical and Collector Significance】 Produced in the modern era, this model reflects Seiko’s practical approach to quartz chronographs, combining everyday usability with a sporty and well-organized display. Examples preserved in good overall condition and retaining their original character may appeal to collectors looking for an accessible Seiko chronograph that offers functional design, reliable performance, and broad wearability. 【Brand】 Seiko 【Model】 Chronograph 【Reference number】 6T63-00A0 【Movement】 Quartz 【Case dimensions】 approx. 42mm (excluding crown) 【Bracelet material】 stainless 【Wrist size adjustment】 Adjustable from approximately 16cm to 20cm by adding or removing links and changing the fine-adjustment holes on the buckle. 【Condition】 Case: Shows slight wear and surface scratches from normal use, but there is no major damage (see photos). Bezel: Shows slight wear and surface scratches from normal use, but there is no major damage (see photos). Dial: No noticeable damage; overall in good condition (see photos). Crystal: No noticeable damage; overall in good condition (see photos). Bracelet: Has been replaced with a third-party bracelet (new) (see photos). 【Crown and Chronograph Operation】 To set the date, pull the crown out one click from its normal position. To set the time, pull the crown out two clicks from its normal position. Use the button at the 2 o’clock position to start and stop the chronograph, and the button at the 4 o’clock position to reset it. The quartz movement is functioning normally (the battery was replaced in July 2026). 【Accessories included】 Watch only (no box or papers) 【Other notes】 Made in Japan 【Shipping】 Ships via ePacket / EMS or DHL international registered mail (with tracking and insurance). The estimated delivery time to Europe is approximately 7–14 business days after shipment. 【Notice】 This bracelet is not an original part but an aftermarket replacement and is not the original one that came with the watch.