Vintage 1965 JAPAN SEIKO SPORTSMATIC5 6619-9000 21Jewels Automatic.

Vintage 1965 JAPAN SEIKO SPORTSMATIC5 6619-9000 21Jewels Automatic.

Welcome to my auction!
I am Japanese who live in Tokyo.

Item description

Movement :

• Pet name : SPORTSMATIC5 .
• Caliber number : 6619A.
• Movement : Automatic.
• Beat rate : 18000bph.
• Year of manufacture start : 1964's.
• Factory : Suwa.

Externals :

• Serial number : 5905016.
• Dial number : JAPAN 6619-9000T AD.
• Glass : Acrylic.
• Case size : About 38.44mm.
• Lug width : 20mm.
• Band : New Leather Strap.

Condition :

• Used, it runs well.
• Quick set(Day) : Okay.
  Set the day of the week : Engrish only.
  Set of the days of the week : Turn the hour hand for 24 hours to set it.
  Set of the date: Press the crown.
• The day difference time of an used watch is about +-1 minute / day.
• For practical, everyday use, it would be advisable to have the movement cleaned and oiled.

Key Features

The Foundational Pioneer of the Iconic Seiko 5 Legacy (1965): Manufactured in **1965**—a landmark year during Japan's mid-Showa industrial expansion—the **Seiko Sportsmatic 5** reference **6619-9000** stands as an essential early forefather of the world-famous ""Seiko 5"" lineage. Produced by **Suwa Seikosha**, this mid-1960s model embodied the core five attributes: automatic winding, a single day-date display window, water resistance, a hidden recessed crown, and a ruggedly stylish stainless steel case built for active daily wear.

The Innovative 21-Jewel Caliber 6619 Automatic Engine: Powering this historic timepiece is the celebrated **21-jewel Caliber 6619A**, an in-house automatic workhorse operating at a steady frequency of **18,000 vibrations per hour (vph)**. Famous among collectors for pioneering Seiko's push-to-set calendar feature, depressing the primary crown inward directly advances the date wheel with crisp tactile response. The movement incorporates Seiko's **Diashock** protection system and a **21-jewel specification** to ensure long-term mechanical reliability.

Architectural ""9000"" Fluted Bezel and Recessed Crown Design: The reference **6619-9000** is globally distinguished among vintage watch purists for its striking **fluted bezel profile**, which catches light from multiple angles and adds an undeniable layer of mid-century sophistication. Engineered with a **flush, recessed crown hidden at 4 o'clock**, the solid stainless steel case maintains a seamless, ergonomic silhouette that sits completely flush against the wrist.

Masterful Mid-Century Dial Balance and Iconic Typography: The dial of the **6619-9000** showcases exceptional 1960s visual harmony, decorated with **hand-applied, multifaceted hour indices** and sharp hands. Symmetrically framed at 3 o'clock, the dual-calendar window presents the day and date wheels, proudly accompanied by the applied metal **""5"" shield logo**, the elegant **""Seiko Sportsmatic""** script, and vintage **""WATERPROOF""** dial branding above 6 o'clock.

The Sovereign Dolphin Case Back Medallion Heritage: The ultimate hallmark of this 1965 vintage treasure sits stamped on the case back: the iconic **Seiko Dolphin crest** (or deeply etched waterproof dolphin medallion). Certifying its factory-regulated water resistance and athletic durability, the 6619-9000 Sportsmatic 5 remains an indispensable, highly collectible cornerstone reference representing the golden dawn of Japanese automatic horology.

For more information, please look at the pictures.

Notes

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