Rare Vintage Seiko Quartz Two-Tone 7839-8000 Mens Watch New Battery Preowned in good condition, fully functional with a freshly installed battery. Features a classic two-tone stainless steel design, Japanese quartz movement, and timeless Seiko craftsmanship. Perfect for watch collectors, vintage timepiece enthusiasts, or anyone seeking a stylish wristwatch with history. vintage Seiko watch, Seiko quartz, Seiko 7839-8000, Japanese watches, mens wristwatch, two-tone watch, Seiko collectors, preppy style watch, retro Seiko, classic Seiko timepiece.