Reference
21-7520
Uncataloged reference
Specifications
Type
N/A
Caliber
Design Code
7520
Series
Collection
N/A
Depth Rating
N/A
Case Width
N/A
Thickness
N/A
Lug Width
N/A
Nearby Models Cal. 21
Parts 12
Dial & Hands5
| Dial | --21-1240S-- |
| Hour Hand | --05A03NSH-- |
| Hour Hand | --05A03NGH-- |
| Minute Hand | --05A03NSM-- |
| Minute Hand | --05A03NGM-- |
Case & Crystal4
| Crown | --50D05NS-- |
| Crown | --50D05NA-- |
| Crystal | --KOON49AN-- |
| Winding Stem | --351211-- |
Band & Clasp1
| Push Pin | --C1000S-- |
Sources
'75 Seiko Casing Parts
pp. 38
21-7520
Pinch to zoom
Swipe to pan
Swipe to pan