Seiko Automatic Chronograph “Rare Orange Dial – Ghost Bezel” | Ref. 6139-6040 A highly collectible Seiko 6139-6040 automatic chronograph featuring the rare deep orange dial paired with a naturally aged “Ghost” tachymeter bezel. The contrasting space-age case architecture and integrated steel bracelet highlight the experimental design era of mid-1970s Seiko chronographs. The 6139 series is regarded as one of the first automatic chronograph movements ever produced, creating an important milestone in watchmaking history. This example showcases original dial printing, distinctive orange tone, and well-balanced sub-register layout, with Day-Date display at 3. ⸻ Important Note High-resolution images may exaggerate minor imperfections not visible to the naked eye. ⸻ Specifications Brand: Seiko Model: Automatic Chronograph “Ghost Bezel” Reference: 6139-6040 Movement: Seiko Automatic Chronograph Calibre 6139 Functions: Chronograph, central seconds, 30-minute register, Day-Date Case: Stainless steel Diameter: 40mm without crown Crown: Recessed crown at 3 Dial: Rare orange dial with applied indices and sub-register at 6, Day-Date at 3 Bezel: Tachymeter bezel with ghost Crystal: Hardlex Case Back: Stainless steel Bracelet: Seiko Stainless steel bracelet Bracelet will fit 19cm wrist Year: 1970s ⸻ Condition Very good vintage condition. Case shows preserved geometry with light signs of use. Bezel features authentic “Ghost” patina from age. Dial presents strong orange tone with intact printing. Movement runs correctly and chronograph functions operate with start/stop/reset. ⸻ Tax Disclaimer VAT or customs fees may apply depending on your country. Please check local regulations before purchasing. ⸻ Shipping Worldwide shipping with tracking and secure packaging. ⸻ I also have Rolex Omega Cartier Longines Chopard Tag Heuer Breitling IWC Vacheron Constantin Jaeger LeCoultre Baume Mercier Panerai Mido Frédérique Constant Panerai Zenith Montblanc Oris Tissot Piaget and many more Follow my page to keep updated.