Mainspring for Tissot 28

Height, diameter, thickness and length

1.30 × 10.0 × 0.10 × 340 mmheight × diameter × thickness × length

1.30 × 9.5 × 0.10 × 280 mmheight × diameter × thickness × length

1.30 × 9.0 × 0.105 × 280 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
3256-X	1.30 mm	10.0 mm	0.10 mm	340 mm	Automatic, with welded slipping bridle
3252-X	1.30 mm	9.5 mm	0.10 mm	280 mm	Automatic, with welded slipping bridle
3267-X	1.30 mm	9.0 mm	0.105 mm	280 mm	Automatic, with welded slipping bridle

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 181.

🛒 Matching mainspring in our shop

We do not currently have a mainspring with exactly these dimensions in our shop. Feel free to write to us – we can often still find a suitable spring. Contact form · All mainsprings in our shop

🔗 According to the catalogue, the same mainspring (GR 3256-X) also fits

🔗 According to the catalogue, the same mainspring (GR 3252-X) also fits

🔗 According to the catalogue, the same mainspring (GR 3267-X) also fits

❓ Frequently asked questions

Which mainspring fits the Tissot 28?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.30 × 10.0 × 0.10 × 340 mm (GR 3256-X, automatic, with welded slipping bridle); 1.30 × 9.5 × 0.10 × 280 mm (GR 3252-X, automatic, with welded slipping bridle); 1.30 × 9.0 × 0.105 × 280 mm (GR 3267-X, automatic, with welded slipping bridle).

Which other calibers use mainspring GR 3256-X?

According to the catalogue also in Certina 25-55, Certina 25-551 Aut, Certina 28-55 Aut, Certina 28-451 Aut, Certina 28-551 Aut and 10 other calibers.