Mainspring for Lanco 1 6 3/4"
Height, diameter, thickness and length
1.20 Ă— 8.5 Ă— 0.105 Ă— 260 mmheight Ă— diameter Ă— thickness Ă— 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 |
|---|---|---|---|---|---|
| 2933 | 1.20 mm | 8.5 mm | 0.105 mm | 260 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 116.
đź›’ Matching mainspring in our shop
No mainspring with exactly these dimensions in our shop at the moment.
🔄 Alternative mainsprings
Mainspring 1,2-8,5-0,10-280 ACTUEL8,99 € incl. VAT *View item
Mainspring 1,20-8,0-0,10-2608,99 € incl. VAT *View itemSame height, diameter equal or slightly smaller. Please check yourself before ordering.
đź”— According to the catalogue, the same mainspring (GR 2933) also fits
âť“ Frequently asked questions
Which mainspring fits the Lanco 1 6 3/4"?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 8.5 × 0.105 × 260 mm (GR 2933, hand-wound, normal end hook).
Is this mainspring available in the shop?
An exact match is not in stock right now, but 2 similar mainsprings are possible alternatives.
Which other calibers use mainspring GR 2933?
According to the catalogue also in Damas 60, Rolex 10 2 old model.
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