====== Lange L1924 ======
{{wst>image_cr|Lange|L1924}}

**Lange L1924** is a movement by [[A. Lange & Söhne]],

[[Hand-wound]] [[manufacture]] movement with [[small seconds]]. It also has the unusual complication of [[jumping]] center seconds with start/stop function.

Used in the model [[A. Lange & Söhne 1815 "Homage to Walter Lange"|1815 "Homage to Walter Lange"]].

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**Description:**
  * [[Manual winding]] [[manufacture movement]]
  * [[Balance cock]] engraved by hand
  * Shock-resistant [[Glucydur]] [[balance]] with [[regulation eccentrics]]
  * Precision beat-adjustment system with lateral setscrew and whiplash spring
  * [[Plate]]s and [[bridge]]s in untreated [[nickel silver]]

**Functions:**
  * Hours, minutes
  * [[Jumping]] [[central seconds]] with start/stop function, pusher at 2 h
  * [[Small seconds]] at 6 h

**Data:**
  * Ø 31.6 mm, height 6.1 mm
  * 36 [[jewels]], including 3 in screwed gold [[chaton]]s
  * 21.600 A/h
  * 253 components
  * Power reserve 60 hours

**Production period:**
  * From [[2017]]
</WRAP>

{{tag>Movements Manual_winding_movements Chronograph_movements A._Lange_&_Söhne_calibres}}