No products in the cart.
Return To ShopWatch Database
Mainspring
For IWC 421
1.40 x 0.105 x 320 x 9.5 mm
GR Reference #: GR3681
Height (H): 1.4mm
Thickness (T): 0.105mm
Total Length (TL): 320mm
Barrel Diameter (BD): 9.5mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 1230-5609 | SEIKO CASE REFERENCE | |
| A. Schild 1993 | 21,600 BPH DSS AUTO (W/BALL BEARING) CAL-W/CORR | 11.5 |
| Puw 1000 | ELECTRIC-SS-STOP SECOND-SHOCK | 12.5 |
| Armitron 20/1203 | ||
| Bulova 3496.10 | ||
| Bulova C8442 | ACCUTR CASE REFERENCE | |
| Certina 708 | QUARTZ ANALOG | |
| Citizen 4-652991 | CITIZE CASE REFERENCE | |
| Armitron 20/1203 | ||
| Citizen 4-799577 | CITIZEN CASE | |
| Citizen 4-911903 | CITIZEN CASE | |
| Seiko 4205-502A | SEIKO CASE REFERENCE | |
| Citizen 4-F70361 | CITIZEN CASE | |
| Citizen 61-9531 | CITIZE CASE REFERENCE | |
| Seiko 7830-5190 | SEIKO CASE REFERENCE | |
| Citizen 75-1251 | CITIZE CASE REFERENCE | |
| Bulova C8442 | ACCUTR CASE REFERENCE | |
| Hamilton 867480 | HAMILT CASE REFERENCE | |
| Movado 260 | 10.5 | |
| Puw 1000 | ELECTRIC-SS-STOP SECOND-SHOCK | 12.5 |
| Seiko 1230-5609 | SEIKO CASE REFERENCE | |
| Seiko 2621-0110 | SEIKO CASE REFERENCE | |
| Seiko 2E20-5580 | SEIKO CASE REFERENCE | |
| Seiko 4110-9007 | SEIKO CASE REFERENCE | |
| Seiko 4205-502A | SEIKO CASE REFERENCE | |
| Seiko 4206-5700 | SEIKO CASE 08/12/98 | |
| Seiko 7830-5190 | SEIKO CASE REFERENCE | |
| Seiko 7T32-6K40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7T32-7C40 | SEIKO CASE 951201 | |
| Seiko 9300-566H | SEIKO | |
| Seiko Y133-8119 | PULSAR CASE |
No results found for your filter
Similar Mainspring Listing
This mainspring is similar to the mainspring used by the following movements. A similar mainspring differs slightly in one or more dimensions but may possibly still work as a replacement. When values differ the exact value is shown brackets for reference:
No results found for your filter
All watch database content © EmmyWatch LLC. Unauthorized redistribution of content is strictly prohibited. All rights are reserved.
