Model referencecal. 4520medium confidence

4520-8020

grand seiko · catalogued in 1969

Identifiers

Case-movement ref: 4520-8020
Caliber: 4520
Case no.: 8020

From the catalogue

List price: ¥29,000
Specs: SS hand-wind hi-beat WP

45GS 020; SS-WP ¥29,000; hand-wind hi-beat

Appears in

1969 Seiko JDM Catalog No.2p.3