Mainspring for Tissot 17

Height, diameter, thickness and length

1.20 × 6.0 × 0.075 × 200 mmheight × diameter × thickness × length

1.30 × 6.5 × 0.075 × 220 mmheight × diameter × thickness × length

1.45 × 7.0 × 0.085 × 240 mmheight × diameter × thickness × length

Note: We have transcribed this information to the best of our knowledge from the Générale Ressorts mainspring catalogue (GR 2, 1974). All information has been carefully checked but is provided without guarantee. Please check yourself before fitting that the mainspring fits, in particular height, diameter, thickness and length.

📏 Mainspring dimensions

GR no.	Height	Diameter	Thickness	Length	Type
2860	1.20 mm	6.0 mm	0.075 mm	200 mm	Hand-wound, normal end hook
3193	1.30 mm	6.5 mm	0.075 mm	220 mm	Hand-wound, normal end hook
3930	1.45 mm	7.0 mm	0.085 mm	240 mm	Hand-wound, normal end hook

All dimensions in millimetres. The height of a mainspring is often also called its “width”. Source: Générale Ressorts, mainspring catalogue GR 2 (March 1974), page 180.