Celestial Heritage: Rare SEIKO Speedtimer Pogue "Sunrise" 6139-6002
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The SEIKO Speedtimer 6139 series holds a sacred place in horological history as one of the world's first automatic chronographs to travel into space. This specific Reference 6139-6002, often nicknamed the "Sunrise" by enthusiasts for its rare dial layout, is a pinnacle find for vintage SEIKO collectors. Crafted in Japan, this 42mm stainless steel icon captures the bold, adventurous spirit of the 1970s.
Iconic Design and Mechanical Soul
The heart of this legend is the 6139 automatic movement, a pioneer of its time featuring a vertical clutch and column wheel—technologies that are still signs of a high-end chronograph today. The 42mm x 47mm case provides a robust "cushion" presence, measuring 14mm in thickness. The most striking feature is the deep blue dial, which remains in beautiful condition, perfectly preserved and vibrant—a rarity for a tool watch of this vintage.
Check our professional technical inspection and accuracy results below.
\ Check Current Availability & Pricing /
View SEIKO Speedtimer 6139-6002 Inventory*Unique piece. Legendary Space Chronograph. Available until sold out.
Authentic Vintage Condition: Grade B
At RYBrandshop, we value the "honest wear" that tells a watch's story. This unit is rated as Grade B (Excellent Vintage Condition), balanced with a pristine face and an authentic body.
- Dial & Hands: Pristine and beautiful (綺麗), maintaining their original 1970s glow and sharpness.
- Exterior: As a true vintage piece, there are scratches (傷) throughout the glass crystal, stainless steel case, bezel, and bracelet. This honest patina confirms the watch’s authenticity and provides a rugged, tool-watch aesthetic that modern reissues simply cannot replicate.


A Collector’s Essential
Accommodating a wrist size up to 17cm, the integrated stainless steel bracelet feels solid and secure. This SEIKO Pogue comes with a genuine inner box, adding significant value to your investment and ensuring safe storage. Whether you are space-history buff or a vintage chronograph connoisseur, the 6139-6002 Sunrise is a rare opportunity to own a piece of Japanese engineering that once conquered the stars.
Check our professional technical inspection and accuracy results below.
\ Check Current Availability & Pricing /
View SEIKO Speedtimer 6139-6002 Inventory*Unique piece. Legendary Space Chronograph. Available until sold out.