History

1937 Daini Seikosha Co., Ltd. (currently Seiko Instruments Inc.) was established as the wristwatch manufacturer for K. Hattori & Co., Ltd.
1939 Completed head office factory in Kameido, Tokyo.
1945 Kameido Factory suffered devastating damage by fire in the Great Tokyo Air Raids.
1949 Evacuated plant facilities to various parts of the country during the war have recovered back to Kameido factory and the factory commenced a full-fledged production from the following year.
1954 Regained production volume of one million units per month and spearheaded the modernization from these days.
1964 Served as Official Timer for the Tokyo Olympics.
1967 Seiko products captured the highest awards in the Observatoire Cantonal de Neuchâtel competition held in Switzerland.
1968 Established Precision Engineering Ltd. as the electronic components manufacturing company (currently Seiko Instruments (H.K.) Ltd., selling electronic components.)
1970 Released the world’s first quartz watch using a CMOS IC.
1970 Established Morioka Seiko Instruments Inc., the watch manufacturing company.
1973 Established Singapore Time Pte. Ltd. (currently Seiko Instruments Singapore Pte. Ltd.) as the watch manufacturing company.
1981 Established Seiko Instruments U.S.A., Inc. as sales company of diversified products in North America.
1983 Established Seiko EG&G Co., Ltd. as a joint company between Seiko Instruments Inc. and EG&G Inc. (currently Perkin Elmer Instruments).
1983 Established Seiko Instruments GmbH in Germany as sales company of diversified products in Europe.
1983 Company name was officially changed to Seiko Instruments & Electronics Ltd. 
1984 Established Seiko Precision Co., Ltd. as the electronic components sales company (currently Seiko Instruments Taiwan Inc.)
1988 Established Seiko Instruments (Thailand) as the watch components manufacturing company (currently manufacturing HDD components, etc.)
1989 Established Dalian Seiko Instruments Inc. as the watch components manufacturing company.
1990 New corporate brand name “ SII ” adopted as official acronym of Seiko Instruments Inc.
1993 SII Head Office was relocated to Makuhari.
1997 Company name was officially changed to Seiko Instruments Inc.
2001 Established SII Printek Inc. as the manufacturing and sales company of printhead products.
2004 Opened Shizukuishi Watch Studio, Japan’s only fully-integrated production system for mechanical wristwatches.
2005 Established Seiko Instruments (Shanghai) Inc. as the electronic components sales company.
2006 Established Seiko Instruments Technology (Shanghai) Inc. as the electronic components manufacturing company.
2009 Became a wholly-owned subsidiary of Seiko Holdings Corporation.
2013 Established SII Crystal Technology Inc. as the manufacturing company of quartz crystal products.
2016 Established SII Semiconductor Corporation as the manufacturing and sales company of semiconductor products. In January 2018, the equity method will be applied and the company name will be changed to ABLIC Inc.