Seiko Corporation of America is a subsidiary of Seiko Instruments, a Japanese company founded in 1881. The company, which was founded in a modest Tokyo neighborhood, began manufacturing both pocket watches and alarm clocks before the dawn of the 21st century. While the company is traded on stock exchanges in both the United States and Japan, Seiko Corporation of America s headquarters are in Mahwah, N.J. The company, which sometimes refers to itself as Seiko USA, has retail locations throughout the U.S., where it sells watches, clocks and other timepieces. The company s Web site, separate from its parnt company s Web site, allows customers to make online purchases. Seiko Corporation of America has a location in Austin, Texas.