Rare Vintage Seiko Ski Thermo S821-6000 Men’s Digital Ski Sports Watch JDM 1990s

For sale is a vintage Seiko Ski Thermo men’s digital watch, model S821-6000 — a rare and highly collectible tool watch produced circa 1990–1992. Designed for winter sports and outdoor enthusiasts, this Japan Domestic Market (JDM) model is part of Seiko’s early 1990s adventure-focused lineup and features a rotating bezel for intuitive mode selection. This example is in new without tags condition and is fully functional, with all features operating exactly as they should. The bezel rotates smoothly and clicks firmly into each setting, allowing seamless transitions between timekeeping, alarm, temperature sensor, chronograph graph, and time difference modes. The watch is in near flawless physical condition, with no noticeable scratches or scuffs. The original Seiko ski-themed fabric strap is also in outstanding condition, showing virtually no signs of wear or fraying. The yellow and blue accents retain their vibrant color, enhancing the watch’s sporty and retro aesthetic. Key Details: • Brand: Seiko • Model: Ski Thermo S821-6000 • Module: S821 • Era: Circa 1990–1992 • Origin: Japan Domestic Market (JDM) • Functions: Time, Alarm, Chronograph Graph, Thermometer, Time Difference • Bezel: Rotating mode selector • Water Resistance: 10BAR (100 meters) • Strap: Original Seiko ski-themed fabric strap – near mint condition • Case Back: Stainless steel • Color Scheme: Blue and yellow accents with black resin case • Condition: New without tags – fully functional This Seiko Ski Thermo is extremely hard to find in this condition, especially with the original strap intact. It’s a must-have for Seiko collectors, vintage sports watch enthusiasts, or anyone seeking a standout piece with authentic retro functionality. Ships carefully. Feel free to message me with any questions.