Seiko Eisenbahner-Taschenuhr Quarz 7550-0010 (Juli 1984) Taucheruhr Strap: New black leather strap

Strap: New black leather strap (total weight 50 g)

The Japanese brand Wacocoro (“和心” – Japanese heart

Lug-to-lug: 31 mm

Bracelet: Stainless steel bracelet with security folding clasp + two spare links

hexagonal case design and the minimalist display with its separate date indicator influenced the style of many subsequent models

Seiko Eisenbahner-Taschenuhr Quarz 7550-0010 (Juli 1984) Taucheruhr Strap: New black leather strapJapan Domestic Model Osaka Railway Bureau Edition Precision Quartz Movement This historic Seiko railway pocket watch (Ref. 7550 0010) was manufactured in July 1984 at the Suwa Seikosha factory (Nagano, Japan). It was intended for professional use by the Japanese State Railways, specifically the Osaka Railway Bureau ( tetsu) , as clearly evidenced by the engraving HE 0597 on the case back. These watches were used as official service watches by Japanese