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Mainspring
For Benrus M
1.20 x 0.120 x 320 x 10.5 mm
Height (H): 1.2mm
Thickness (T): 0.12mm
Total Length (TL): 320mm
Barrel Diameter (BD): 10.5mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
| GR Reference # | Mainspring |
|---|---|
| GR2974 | 1.20 x 0.120 x 340 (320) x 10.5 mm |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Illinois 655 | 8 x 9 | |
| A. Schild 1245 | BASCULE WINDING | 10.5 |
| Seiko 2E20-6150 | SEIKO CASE REFERENCE | |
| Baume & Mercier 704 | 21,600 BPH-AUTO-ROCKING BAR-ADJ STUD | 7.75 |
| Bidlingmaier 102 | REGULAR AND SWEEP SECOND | 10.5 |
| Bulova K29 | BULOVA 5BD | |
| Citizen 4-229142 | CITIZE CASE REFERENCE | |
| Citizen 4-G08920 | CITIZEN CASE | |
| Illinois 655 | 8 x 9 | |
| Omega 145.0062 | OMEGA CASE USES CALIBER 863 | |
| Omega 196.0278 | OMEGA CASE USES CALIBER 1430 | |
| Seiko 2E20-6150 | SEIKO CASE REFERENCE | |
| Seiko 7002-8011 | SEIKO CASE 951201 | |
| Seiko V701-1020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Stem 200A | ||
| Tissot 19.4 | 8.75 |
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Similar Mainspring Listing
This mainspring is similar to that used by the following movements. When values differ the exact value is shown brackets for reference:
| Movement | Mainspring | GR Reference # |
|---|---|---|
| IWC 63 12 | 1.10 (1.20) x 0.140 (0.120) x 290 (320) x 10.0 (10.5) mm | |
| IWC 63T 12 | 1.10 (1.20) x 0.140 (0.120) x 290 (320) x 10.0 (10.5) mm |
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