Very near New Old Stock Seiko Sports 100 Quartz vintage watch, 6923-6060, 100% original, an "Eternal" watch!, very rare model, black dial, nautical design.
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Amazon.com: SEIKO Chronograph Motor Sports 100m Blue Dial Watch SSB321P1 : Clothing, Shoes & Jewelry
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Amazon.com: Seiko 5 Sports Automatic 100m Sunray Gray Dial Nylon Watch SRPE61K1 : Clothing, Shoes & Jewelry
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