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eta_valgranges

ETA Valgranges

The Valgranges A07 is a large movement produced by Valjoux (part of ETA in the Swatch Group). The Valgranges brand was launched in 2005. The name Valgranges derives from “Granges” or Grenchen.

The A07 is a derivative of the popular Valjoux 7750. It is a self-winding movement with 24 jewels, ball-bearing rotor, 28.800 A/h. It is designed for larger watches and measures 16.5 lignes.

The A07 is available in the following variants

ETA also makes Valgranges movements for in-house customers, Longines and Omega

  • ETA A07.L11 (Longines L697) - hours, minutes, seconds, retrograde day, retrograde date, power reserve, retrograde second time zone hour
  • ETA A07.L21 (Longines L698) - hours, minutes, retrograde day, retrograde date, retrograde seconds, retrograde second time zone hour
  • ETA A07.L31 (Longines L707) - hours, minutes, retrograde day, retrograde date, retrograde seconds, retrograde second time zone hour, moon phase, day/night indicator
  • ETA A08.L01 - column wheel chronograph based on Valjoux 7753 for Longines and Omega (AKA A08.L11/A08.231)

ETA makes specialized movements for Tissot and Rado as well

  • ETA A05.H21 - 13 1/4 ligne (30 mm), 25 jewels, 60 hours power reserve, based on ETA 7750
  • ETA A05.H31 - 13 1/4 ligne (30 mm), 27 jewels, 60 hours power reserve, minutes at 3 00, small seconds at 9 00, based on ETA 7753
  • ETA C01.211 - 13 1/4 ligne (30 mm), 15 jewels, 45 hours power reserve, 6 hour counter, based on Lemania 5100
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eta_valgranges.txt · Last modified: 11.10.2021 21:09 (external edit)

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