Model reference
Seiko GSC-901-901
top grade (最高級品) · catalogued in 1966
- Case
- SS / GC
- Jewels
- 35
- Dial
- silver
- List price
- ¥27,000 (SS·WP) / ¥33,000 (GC·WP)

Identifiers
- Case–dial code
- 901-901
From the catalogue
- Dial
- silver
- Case
- SS / GC
- Jewels
- 35
- Water resist.
- WP
- List price
- ¥27,000 (SS·WP) / ¥33,000 (GC·WP)
- Specs
- calendar · hacking seconds
グランドセイコーカレンダー (Grand Seiko Calendar); カレンダー付・秒針規正付
Appears in
- Seiko JDM Catalog No.1 Supplementp.3 · view page
Elsewhere at Tiny Hour Tales
Seiko pieces in the shop now
Not this reference or caliber — simply the Seiko-family watches available today.




