Mainspring

For Seiko 8420-0270

1.40 x 0.095 x 380 x 10.0 mm

GR Reference #: GR3654

Height (H): 1.4mm

Thickness (T): 0.095mm

Total Length (TL): 380mm

Barrel Diameter (BD): 10mm

End Type: Manual

To look for similar mainsprings that exactly match a specific dimension, select it from the links above.

Buy this mainspring

Movement Listing

This mainspring is used by the following movements:

Movement	Description	Ligne
Baumgartner 801CALENDAR	PIN LEVER DIAL DISC CALENDAR	10.5
Citizen 4-402634	CITIZEN CASE
Citizen 4-S53515	CITIZEN CASE
Citizen 4-651120	CITIZEN CASE
Citizen 45-8023	CITIZE CASE REFERENCE
Citizen 4-951981	CITIZEN CASE
Seiko 2F50-0400	SEIKO CASE REFERENCE COSERVE 2003/2004
Citizen 4-G10738	CITIZEN CASE
Citizen 4-K08510	CITIZEN CASE
Citizen 4-S002959	CITIZEN CASE REFERENCE
Citizen 4-651120	CITIZEN CASE
Citizen 4-S53515	CITIZEN CASE
Citizen 45-8023	CITIZE CASE REFERENCE
Citizen 50-7245	CITIZE CASE REFERENCE
Citizen 4-G10738	CITIZEN CASE
Citizen 71-1055	CITIZE CASE REFERENCE
Citizen 82-9561	CITIZE CASE REFERENCE
Citizen P020	QUARTZ DIGITAL CALD ALARM
Omega 14343	OMEGA CASE - USES CALIBER 340/342/344
Seiko 1N00-0CC0	SEIKO CASE REFERENCE COSERVE 2003/2004
Seiko 2F50-0400	SEIKO CASE REFERENCE COSERVE 2003/2004
Seiko 4206-520A	SEIKO CASE REFERENCE
Seiko 4206-5370	SEIKO CASE REFERENCE
Seiko 4N20B	QUARTZ ANALOG
Seiko 7N32-0CE0	SEIKO CASE REFERENCE COSERVE 2005
Seiko 7T36B
Seiko 8C23-503A	SEIKO CASE REFERENCE
Seiko V083-8010	SEIKO CASE 951201

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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:

Movement	Mainspring	Buy
Oris 310	1.40 x 0.100 (0.095) x 380 x 10.0 mm	Buy mainspring
Ronda 1231	1.40 x 0.100 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Ronda 1033	1.40 x 0.100 (0.095) x 360 (380) x 9.5 (10.0) mm	Buy mainspring
Ronda 1031	1.40 x 0.100 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Ronda 1233	1.40 x 0.100 (0.095) x 360 (380) x 9.5 (10.0) mm	Buy mainspring
Ronda 1133	1.40 x 0.110 (0.095) x 340 (380) x 10.0 mm	Buy mainspring
Ronda 1033-21	1.40 x 0.100 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Ronda 1037	1.40 x 0.100 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Ronda 1041-21	1.40 x 0.100 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Ronda 1241-21	1.40 x 0.100 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Ronda 1037-21	1.40 x 0.100 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Wittnauer 11E1	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Wittnauer C11E	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Hamilton 800	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Wittnauer 11E	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Hamilton 649	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2752	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2764	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2763	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2769-1	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2762	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
O'maire 514	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Hamilton 802	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2769	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2758	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2766	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2761	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2768	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
ETA 2750	1.40 x 0.090 (0.095) x 360 (380) x 10.0 mm	Buy mainspring
Moeris 11	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 031	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 033	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 035	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 037	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 131	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 133	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 135	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 137	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 231	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 233	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 235	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Ronda 237	1.40 x 0.100 (0.095) x 350 (380) x 10.0 mm	Buy mainspring
Peseux 380	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Doxa 140	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Omega T17	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Peseux 350	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Bulova 4AS	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Bulova 4AH	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Peseux 385	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Otero 46	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Peseux 355	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Bulova 4AW	1.40 x 0.095 x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Ronda 1033	1.40 x 0.100 (0.095) x 360 (380) x 9.5 (10.0) mm	Buy mainspring
Revue 84	1.40 x 0.100 (0.095) x 360 (380) x 9.5 (10.0) mm	Buy mainspring
Wittnauer 84/1	1.40 x 0.100 (0.095) x 360 (380) x 9.5 (10.0) mm	Buy mainspring
Wittnauer 84	1.40 x 0.100 (0.095) x 360 (380) x 9.5 (10.0) mm	Buy mainspring
Ronda 1233	1.40 x 0.100 (0.095) x 360 (380) x 9.5 (10.0) mm	Buy mainspring
Ronda 1133	1.40 x 0.110 (0.095) x 340 (380) x 10.0 mm	Buy mainspring
Patek Philippe 27SC	1.40 x 0.110 (0.095) x 340 (380) x 10.0 mm	Buy mainspring
Fontainemelon 28-3	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Crc 862	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Bulova 10P	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 28-2	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 81-2	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 56	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Crc 863	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
A. Schild 864	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Helbros 84	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
ESP 862	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 28.2N	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Wyler WG315	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
ESP CRC 863	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 281-2N	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 179	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 29	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Benrus DF	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Caravelle 2SO	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 28	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Fontainemelon 281-2	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring
Crc 860	1.40 x 0.100 (0.095) x 340 (380) x 9.5 (10.0) mm	Buy mainspring

Watch Database

Mainspring

For Seiko 8420-0270

1.40 x 0.095 x 380 x 10.0 mm

GR Reference #: GR3654

Height (H): 1.4mm

Thickness (T): 0.095mm

Total Length (TL): 380mm

Barrel Diameter (BD): 10mm

End Type: Manual

Movement Listing

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Similar Mainspring Listing

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