Product Description】 The Seiko Chronograph (Ref. 7T27-6A50) is a quartz-driven sports watch equipped with Seiko’s early meca-quartz chronograph movement, the 7T27 calibre. This system combines battery-powered timekeeping with a mechanically actuated chronograph module, offering a distinct tactile feel in operation. The stainless steel case presents a balanced and wearable profile, paired with a matching bracelet. The dial features a classic tri-compax layout with three sub-dials, applied hour markers, and luminous hands for legibility, along with a date display positioned between 4 and 5 o’clock. Chronograph pushers at 2 and 4 o’clock provide precise and responsive engagement. 【Historical and Collector Significance】 Produced primarily in the late 1980s to early 1990s, the 7T27 series represents one of Seiko’s earlier generations of analog quartz chronographs, preceding later calibres such as the 8T63. The movement supports central chronograph seconds along with minute and hour recording, offering practical functionality alongside reliable quartz accuracy. Models like the 7T27-6A50 are of interest to collectors for their transitional position in Seiko’s chronograph development, combining vintage design elements with durable construction. Well-preserved examples retaining original components are increasingly sought after within the accessible vintage Seiko segment. 【Brand】 Seiko 【Model】 Chronograph 【Reference number】 7T27-6A50 【Movement】 Quartz 【Case dimensions】 approx. 37mm (excluding crown) 【Bracelet material】 Stainless steel 【Wrist size adjustment】 Adjustable from approximately 14.8cm to 16cm by adding or removing links and changing the fine-adjustment holes on the buckle. Currently set to 16cm. No spare links includ. [Condition] Case: Shows signs of aging and surface scratches from normal use, but there is no major damage (see photos). Bezel: Shows signs of aging 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: There is no noticeable damage, and it is in good overall condition (see photos). Bracelet: There is some wear and surface scratches from normal use, but no major damage (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 10 o’clock position to reset it. The quartz movement is functioning properly (the battery was replaced in August 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.​