Suwa Seiko Co., Ltd.

Kanataro Hattori founded Hattori Clock Shop (retail and repair of clocks). It gained trust from foreign consulates and developed greatly.

Started direct import of watches from America.

Established Seiko-sha against the success of retail business. Began manufacturing wall clocks.

Moved the store to the corner of Ginza 4-chome and opened a store with a clock tower.

Started manufacturing the company's first pocket watch, "Timekeeper." Despite ongoing losses, the pocket watch business continued and eventually monopolized the market.

Started manufacturing alarm clocks.

Established sales agencies in Shanghai and Hong Kong.

Developed Vinon automatic lathe machine in-house, dramatically increasing productivity of pocket watches. The pocket watch business turned profitable the following year.

Anticipated the shift from pocket watches and launched Japan's first wristwatch, "Laurel."

Received large orders for 900,000 alarm clocks from Britain and France.

Reorganized as a corporation with capital of 5 million yen, Hattori Watch Shop Co., Ltd.

All factories and stores were destroyed in the September Great Kanto Earthquake, but resumed operations in November. Gained solid trust by giving new watches free of charge in exchange for watches damaged in the earthquake.

First launched Seiko brand wristwatches.

Pocket watch "Seiko-sha" designated as Japan's first railway watch.

Manufactured Japan's first camera shutter.

Completed the current Ginza 4-chome Clock Tower (now SEIKO HOUSE).

Kanataro Hattori passed away.

Separated and established the Watch Division of Seiko Seikosha as a separate company, Daiwa Seikosha Co., Ltd. (now Seiko Instruments Inc.).

Established Yamato Industry in Suwa as a partner company of Daiwa Seikosha (later became a joint venture).

The retail division became independent and formed Wako Co., Ltd.

Listed on the Tokyo Stock Exchange.

First television commercial broadcast in Japan.

Launched the Marvel wristwatch with original design.

Suwakō factory became independent and was renamed Suwa Seikosha Co., Ltd. (now Seiko Epson Corporation).

Launched the Grand Seiko, the world's highest precision standard.

Launched the portable quartz clock

Responsible for official timing of the Tokyo Olympics, and has been responsible for timing at five subsequent Games (Sapporo, Barcelona, Lillehammer, Nagano, Salt Lake).

Launched Japan's first diver's watch.

Won 2nd and 3rd places in the Neuchâtel Observatory Mechanical Watch Competition.

Swept the top positions in the Geneva Observatory Mechanical Watch Competition.

Launched Japan's first desktop computer.

Launched the world's first household quartz wall clock.

Established Hattori (H.K.) Ltd in Hong Kong (now Seiko Hong Kong Ltd.), followed by the establishment of local subsidiaries around the world.

Launched the world's first quartz watch, the Quartz Astron.

Launched the 5 Sports Speed Timer 6139 (the world's first automatic chronograph equipped with a vertical clutch mechanism and a column wheel).

Installed the world's first wireless radio-controlled clock at Expo Osaka.

Established Seiko Time Corporation in the United States (now Grand Seiko Corporation of America and Seiko Watch of America).

Separated from factory Seikosha and established Seikosha Co., Ltd.

Developed the world's first quartz watch equipped with a C-MOS IC.

Kiyoko Nakayama* was recognized as the first female master craftsman. Since then, 26 master craftsmen have been produced. *Affiliated with Suwa Seikosha Co., Ltd. (now Seiko Epson Corporation).

Official timing for the World Athletics Championships Osaka.

Merged with Seiko Instruments Inc.

Spring Drive 'Space Walk' received the Geneva Watch Grand Prix Sports Watch Division Award.

Handled official timing for the first Osaka Marathon, continuing to do so thereafter.

Official timing for the World Athletics Championships Daegu.

Launched the world's first GPS solar watch, 'Seiko Astron'.

Established Seiko Solutions Inc.

Handled official timing for the World Athletics Championships Moscow.

Launched the world's first household satellite radio-controlled clock.

The 'Grand Seiko' Mechanical Hi-Beat 36000 GMT Limited Edition received the Geneva Watch Grand Prix Petit Eglise Division Award.

Satoshi Hiraga recognized as a Master Craftsman. Yoshifusa Nakazawa awarded the Yellow Ribbon Medal.

Handled official timing for the World Athletics Championships Beijing.

Shuhiro Kosugi received the Yellow Ribbon Medal as a watch designer for the first time.

Handled official timing for the London 2017 World Athletics Championships.

Akiha Akana won at the Skills Olympics National Competition.

Made Grand Seiko an independent brand.

Launched ultra-lightweight, ultra-compact professional mobile printer MP-B20.

The 'Seiko Prospex' Marine Master Professional 1968 Mechanical Diver's Reissue Design received the Geneva Watch Grand Prix Sports Watch Division Award.

Contributed to the success of the first Middle Eastern World Athletics Championships with advanced timing systems at Doha.

Launched the world's first reflow-compatible MS lithium secondary battery.

AI-based predictive maintenance service "LUiNa" launched.

Seiko Prospex LX Line wins the Diver's Watch category at the Geneva Watch Grand Prix.

A new "Grand Seiko Studio Shizukuishi" was established inside Morioka Seiko Industries Co., Ltd. factory.

Seiko Museum relocated to Ginza and opened as "Seiko Museum Ginza".

Seiko Clock Co., Ltd. and Seiko Time System Co., Ltd. merged to establish Seiko Time Creation Co., Ltd.

The "Grand Seiko" mechanical high-beat 36000 80 hours "Caliber 9SA5" equipped SLGH005 wins the Men's Watch category at the Geneva Watch Grand Prix.

Launched Kodo (Heartbeat) with the world's first new mechanism.

Reclassified from the First Section of the Tokyo Stock Exchange to the Prime Market due to market segment review.

The Wako main building was redeveloped as "SEIKO HOUSE".

The company name was changed to Seiko Group Corporation.

The "Grand Seiko" Kodo Constant Force Tourbillon SLGT003 wins the Chronometry category at the Geneva Watch Grand Prix.

The "Grand Seiko Museum" was opened inside Seiko Museum Ginza.

With over 10,000 participants, the next-generation development activity "Tokiiku®" was launched.