🔹Timestamp: [https://postimg.cc/jLqFwN4L](https://postimg.cc/jLqFwN4L) A rare and eye-catching vintage Seiko Quartz QR, reference 3863-5010, crafted in Japan during the mid-1980s. This model stands out with its deep red-burgundy dial—a rich tone that shifts subtly under light—paired with sleek silver hands and applied indices. Powered by Seiko’s reliable Cal. 3863 quartz movement, it offers day-date functionality with bilingual Kanji/English display and a convenient quick-set feature. The stainless steel case has a balanced vintage profile that wears comfortably, while the matching steel bracelet completes the elegant retro aesthetic. A perfect piece for collectors or anyone seeking a distinctive everyday watch with classic Japanese design DNA. 🔹Measurements ▫️Case width (excluding crown): 35 mm ▫️Case width (including crown): 37 mm ▫️Lug-to-lug height: 42 mm ▫️Thickness: 10 mm ▫️Lug width: 18 mm ▫️Bracelet fits up to: 18 cm wrist 🔹Features ▫️Model: Seiko Quartz QR 3863-5010 ▫️Movement: Seiko Cal. 3863 quartz (Japan) ▫️Functions: Day & Date (Kanji/English), quick-set ▫️Accuracy: ±20 seconds/month ▫️Case: Stainless steel ▫️Crystal: Mineral glass ▫️Dial: Red-burgundy with silver hands & indices ▫️Bracelet: Stainless steel, fold-over clasp ▫️Origin: Japan Domestic Market (JDM) ▫️Era: Circa 1984