Vintage 1965 JAPAN SEIKO SPORTSMATIC CALENDAR 7625-8070 17Jewels Automatic.

Vintage 1965 JAPAN SEIKO SPORTSMATIC CALENDAR 7625-8070 17Jewels Automatic.

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

Item description

Movement :

• Pet name : SPORTSMATIC CALENDAR.
• Caliber number : 7625A,C,D,E.
• Movement : Automatic.
• Beat rate : 18000bph.
• Year of manufacture start : 1964's.
• Factory : Kameido.

Externals :

• Serial number : 5805656.
• Dial number : JAPAN 7625-8090S AD.
• Glass : Acrylic.
• Case size : About 36.5mm.
• Lug width : 18mm.
• Band : New Leather Strap.

Condition :

• Used, it runs well.
• Quick set(Day/Date) : Okay.
  Set of the days of the week : Iteration the hour hand at 9:00 and 0:00
• 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 Sovereign Peak of 1965 Sportsmatic Accessibility (1965): Manufactured in **1965**—a pivotal year during Suwa Seikosha's mid-60s movement renumbering transition—the **Seiko Sportsmatic Calendar** reference **7625-8070** represented the refined, date-only executive sports platform. Evolving directly from the early Caliber 820 lineage, this mid-1960s model offered post-war professionals a rugged, water-resistant daily automatic with focused single-calendar practicality.

The Reliable Workhorse 17-Jewel Caliber 7625 Automatic Heart: Powering this historic timepiece is the robust **17-jewel Caliber 7625A**, an in-house automatic engine operating at a classic frequency of **18,000 vibrations per hour (vph)**. Built specifically for long-term operational durability, this movement incorporates Seiko's proprietary **Diashock** anti-shock architecture, Magic Lever self-winding system, and an efficient quick-set date mechanism operated by cycling time across midnight.

Architectural ""8070"" Classic Case and Recessed Crown Integration: Sourced in a solid stainless steel case, the reference **7625-8070** features sweeping, broad-shouldered lugs with clean Zaratsu-polished side bevels and a low-profile bezel. Designed with Suwa's signature **recessed crown tucked flush at 4 o'clock**, the case maintains a completely smooth, crownless outer profile that sits flat against the wrist and glides easily under shirt cuffs.

Immaculate Date-Only Dial Symmetry and Mid-Century Restraint: The dial of the **7625-8070** displays early-1960s visual purity, set against a radiant silver sunburst canvas decorated with **hand-applied, multifaceted rectangular block indices** and sharp dauphine hands. Free from day-window clutter, the neatly framed date aperture at 3 o'clock is balanced by the classic script **""Sportsmatic""** logo, **""Calendar""** designation, and the Suwa factory insignia above 6 o'clock.

The Sovereign Etched Dolphin Case Back Heritage: The ultimate hallmark of origin rests on the case back: the iconic **deeply etched Seiko Dolphin crest**, historically certifying its factory-regulated precision and water-resistant case construction. As a fundamental 1965 transitional reference, the 7625-8070 Sportsmatic Calendar stands as an essential, investment-grade cornerstone reference for collectors documenting the evolution of Seiko's legendary automatic lines.

For more information, please look at the pictures.

Notes

• Before buying.
  The vintage watches we sell are inspected and adjusted so they work fine. However, since it is an vintage watch, Please purchase on the assumption that it will be repaired.
  
  
• To prevent shipping accidents.
  Please monitor the tracking number until the item arrives and if it stagnates, please investigate at your country post office. Also, please confirm the item when you receive the item.
  
  
• About import taxes.
  Taxes such as import duties and VAT are not included in the item price or shipping charges, except for items shipped to the US. When you purchase, you will likely be required to pay these fees in your country.
  
  
• About Payment, Shipping, Return.
  Payment, Shipping, Return are in accordance with eBay's business policies.