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West End (Matchless, Secondus) – mainsprings for all calibers
76 calibers with mainspring dimensions
Choose the caliber of your West End movement. The caliber page shows the mainspring dimensions and – if in stock – the matching mainspring from our shop.
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.
⚙️ All calibers
West End 0–99
West End 700–799
West End Other
- AFTAB
- Compétition 16"
- Compétition 18" A
- DOST 16"
- DOST 18"
- Ecclipsal
- Fido 13"
- Ganteel 15"
- Ganteel 16"
- Ganteel New 15"
- Index 16"
- Index New 16"
- Index New 571
- Jan Baral
- Keepsake 10 1/2 No 3
- Keepsake 10 1/2 No 4
- Keepsake 10 1/2"
- Keepsake New 10 1/2"
- Keepsake Old
- Matchless 6 New
- Matchless 7 Old
- Matchless 13" Old 27
- Matchless 14"
- Matchless 15" Old 27
- Matchless 16" Old
- Matchless 45 New
- Matchless 59
- Matchless New 13"
- Matchless New 18"
- Matchless Old 13"
- Matchless Old 16"
- Miniature
- Modern
- Novoris
- Queen Anne 15"
- Queen Anne 15" A
- Queen Anne 15" N
- Queen Anne 28 New
- Queen Anne Gold 13"
- Queen Anne New 15"
- Queen Anne New 15" 45
- Queen Anne Pocket 15"
- Railway service
- Roskopf 18"
- Round
- Sandow
- secundus 5 1/4"
- secundus 5 1/4" 759
- secundus 5 3/4"
- secundus 7 3/4 x 11"
- secundus 7 3/4"
- secundus 10 1/2"
- secundus 10 1/2" 706
- secundus 12"
- secundus 12" 50
- secundus 13"
- secundus 15-107
- secundus 31
- secundus 80
- secundus 706
- secundus 735
- secundus New 10 1/2"
- secundus new 15"
- secundus old 10 1/2"
- secundus old 15"
- sillidar 27 13"
- sillidar mod. 4
- sillidar old 13"
- Sowar 10 1/2"
- sowar 641
- sowar 707 10 1/2"
- sowar prima 10 1/2"
- Tiega 12"
- Zan Zam 7 3/4"