OS Seiko - specialized in precision parts for cars, aricraft and IT


How to Order?

  1. Contact us via either email (os.seikou@ia4.itkeeper.ne.jp), fax or telephone.
  2. Let us know (1) products you are interested in (2) quantity (3) your contact detail. We will return with an estimate within 2-3 business days.
  3. Decide the payment method, fill up the order from and email or fax to us.
  4. We will ship your products approximately in 1 week if they are in stock or in 2-3 weeks if not in stock.

Please feel free to contact us for any questions, requests, suggestions and anything.


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OS Seiko., Ltd.
3-20-20Fuchinobe, Chuo-ku, Sagamihara, Kanagawa 252-0206, Japan