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.
![Vintage SEIKO Quartz Sports 100 Day Date 6923-7100 Stainless Steel Utility Watch | WatchCharts Marketplace Vintage SEIKO Quartz Sports 100 Day Date 6923-7100 Stainless Steel Utility Watch | WatchCharts Marketplace](https://cdn.watchcharts.com/listings/4c089b93-e98d-41c9-be7c-eec4e02bdf46.jpg?d=300x300)
Vintage SEIKO Quartz Sports 100 Day Date 6923-7100 Stainless Steel Utility Watch | WatchCharts Marketplace
![Seiko Sports 100 7A28 "First Analog Quartz Chronograph Movement" Vintage Watch Hands-On | aBlogtoWatch Seiko Sports 100 7A28 "First Analog Quartz Chronograph Movement" Vintage Watch Hands-On | aBlogtoWatch](https://www.ablogtowatch.com/wp-content/uploads/2017/06/Seiko-Sports-100-Titanium-7A28-7060-watch-5.jpg)
Seiko Sports 100 7A28 "First Analog Quartz Chronograph Movement" Vintage Watch Hands-On | aBlogtoWatch
![Seiko Sports 100 7A28 "First Analog Quartz Chronograph Movement" Vintage Watch Hands-On | aBlogtoWatch Seiko Sports 100 7A28 "First Analog Quartz Chronograph Movement" Vintage Watch Hands-On | aBlogtoWatch](https://www.ablogtowatch.com/wp-content/uploads/2017/06/Seiko-Sports-100-Titanium-7A28-7060-watch-29.jpg)