Vintage 1975 JAPAN SEIKO CHARIOT HI-BEAT 2220-0430 24Jewels Hand-winding.

Vintage 1975 JAPAN SEIKO CHARIOT HI-BEAT 2220-0430 24Jewels Hand-winding.

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

Item description

Movement :

• Pet name : SEIKO 2220A .
• Caliber number : 2220A.
• Movement : Hand-winding.
• Beat rate : 28800bph.
• Year of manufacture start : 1970's.
• Factory : Kameido.

Externals :

• Serial number : 506263.
• Glass : Crystal.
• Case size : About 33.8mm.
• Lug width : 19mm.
• Band : New Leather Strap.

Condition :

• Used, it runs well.
• 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 Zenith of Ultra-Slim Minimalist Design (1975): In **1975**, the **Seiko Chariot** represented the sophisticated peak of the manual-wind dress watch. The reference **2220-0430** was produced by the **Daini Seikosha** factory during an era when slenderness was the ultimate mark of horological elegance. Designed to slide effortlessly under a bespoke suit cuff, it offered the mid-70s intellectual and creative class a ""less-is-more"" aesthetic that prioritized clinical purity and refined proportion over the bulk of automatic sports models.

The High-Beat 24-Jewel Caliber 2220 Heart: This watch is powered by the **24-jewel Caliber 2220**, a high-precision, ultra-thin manual-wind movement operating at **28,800 vibrations per hour (8 beats per second)**. In **1975**, the **24-jewel specification** for such a slender caliber was a testament to Daini's engineering prowess, utilizing extra synthetic rubies to ensure stability and accuracy despite its miniature size. This movement is celebrated for its ""High-Beat"" sweep, providing remarkable rate stability in a package just a few millimeters thick.

Architectural ""0430"" Case Minimalism: The reference **2220-0430** is iconic for its **""Two-Hand"" (no seconds hand) philosophy**. By eliminating the seconds hand and any day-date complications, Seiko achieved an ultra-clean, architectural profile. The stainless steel case features a slender bezel and elegant, integrated lugs, embodying the ""Grammar of Design"" through a minimalist lens. In **1975**, this design was a statement of quiet luxury, focusing on the essential beauty of time without unnecessary distraction.

Masterful ""Chariot"" Dial Artistry: The dial of the **2220-0430** is a study in Japanese aesthetic restraint, often featuring a radiant sunburst silver finish or a unique linen-textured surface. With its **hand-applied, ultra-slim Roman numerals or baton indices**, the dial offers a timeless, classical presence. The absence of a date window ensures perfect visual symmetry, highlighting the sophisticated craftsmanship and the clinical precision that Daini Seikosha was world-renowned for during the 1970s.

A Landmark of Daini's Mechanical Heritage: Produced in **1975**, the Chariot 2220-0430 remains a ""cult classic"" among vintage collectors who appreciate the **""Ultra-Thin High-Beat"" legacy**. It represents a unique historical moment when mechanical engineering was pushed to its physical limits to compete with the emerging quartz era. It stands as a testament to an era when Japan perfected the **""Art of the Dress Watch,""** creating a reliable and visually poetic masterpiece that remains as stylish today as it was half a century ago.

For more information, please look at the pictures.

Notes

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