Rare Vintage Seiko Sportsmatic – Day-Date Automatic with 21 Jewels, Cleaned and RunningA rare and highly collectible vintage automatic wristwatch from Seiko, the iconic Japanese watchmaker that helped define the golden age of Japanese horology. This Seiko Sportsmatic presents a beautiful opportunity for collectors seeking an authentic piece of mid-20th century Japanese watchmaking heritage.This timepiece features a clean, elegant silver-toned dial with applied baton hour markers and luminous hands, complemented by a classic coin-edge bezel that exudes timeless sophistication. The day-date complication displayed at 3 o'clock adds practical elegance, a hallmark of Seiko's thoughtful design philosophy of the era.Unique Collector Appeal: The Seiko Sportsmatic is a beloved chapter in Seiko's horological history, representing the brand's commitment to precision automatic movements for the everyday gentleman. With its 21-jewel caliber and Diashock anti-shock system, this watch was built to last — and it proves it decades later.Stunning Details: The silvered sunburst-style dial retains its original character with a warm patina that speaks to its age and authenticity. The WATER PROOF and DIASHOCK inscriptions on the dial are unmistakable marks of Seiko's engineering pride during this period. The "MADE IN JAPAN" inscription confirms its proud domestic origin.Recently Cleaned: This watch has been recently cleaned and is in good operating condition for its age, keeping accurate time and functioning as intended.Condition: As a vintage timepiece with decades of history, this watch shows natural signs of age and wear consistent with its era. Minor surface marks and patina are present on the case and crystal, which only add to its authenticity and charm. These signs of age are a testament to the watch's genuine provenance and history — not flaws, but a narrative.By acquiring this Seiko Sportsmatic, you are not merely purchasing a watch — you are owning a tangible piece of Japanese watchmaking history, a true artifact of Seiko's legacy that connects you to a defining era of precision craftsmanship.Specifications: Brand: Seiko Model: Sportsmatic Movement: Automatic (self-winding) Jewels: 21 Shock Protection: Diashock Water Resistance: Water Proof (vintage standard) Complications: Day and Date display Dial: Silver-tone with applied baton markers Strap: Black leather strap Origin: Made in Japan Important Notice Regarding Customs: Since the item will be shipped from Japan, Catawiki advises that customs duties and import taxes may apply upon arrival in your country. These charges are the responsibility of the buyer. Please check your local regulations before placing a bid.Keywords: Seiko Sportsmatic vintage automatic Japan 21 jewels Diashock day date antique watch collector rare Japanese horology retro dress watch mid century Seiko automatic 1960s 1970s