====== A. Lange & Söhne Lange 1 Tourbillon ======
{{wst>image_r|A_Lange_&_Söhne_Lange_1_Tourbillon_Platin|A. Lange & Söhne Lange 1 Tourbillon ([[platinum]])}}
{{wst>image_r|Lange_L961.1|Calibre L961.1}}
{{wst>image_r|A_Lange_&_Söhne_Lange_1_Tourbillon_Rotgold|A. Lange & Söhne Lange 1 Tourbillon ([[red gold]])}}
The **Lange 1 Tourbillon** is a luxury watch with [[tourbillon]] by [[A. Lange & Söhne]]. It is the first [[wristwatch]] in the world with the combination of [[tourbillon]], patented [[big date]] indicator, [[double barrel]] for three days power reserve and progressive [[power reserve indicator]]. The watch is driven by the [[manual winding]] [[manufacture]] movement [[Lange L961|L961.1]] with minutes [[Tourbillon]], [[hacking seconds]], [[power reserve indicator]] and [[big date]]. The case is optional in [[platinum]] or [[red gold]].

Overall the movement combines 378 finely finished components. Their interaction can be observed through the [[sapphire crystal]] caseback.

This dream watch was manufactured from [[2000]] to [[2003]].


<WRAP ud ud_mod>

**Reference:**
  * 704.025 ([[platinum]]), 704.032 ([[red gold]])

**Movement:**
  * [[Manual winding]] [[manufacture]] movement [[Lange L961|L961.1]]
  * Minutes [[Tourbillon]]
  * [[Double barrel]]
  * 378 components
  * Power reserve 72 hours

**Case:**
  * [[Platinum]] or 18ct [[red gold]]
  * Ø 38.5 mm, height 10 mm
  * Screwed down caseback with six screws and with [[sapphire crystal]]

**Dial:**
  * In solid silver, [[rhodinated]], applied indexes, Roman numerals
  * Lancet hands in [[gold]], [[rhodinated]]

**Functions:**
  * [[Hacking seconds]]
  * Power reserve indicator
  * [[Big date]]

**Bracelet:**
  * Crocodile leather strap with [[tang-type buckle]]

**Limited edition:**
  * 150 pieces ([[platinum]]), 250 pieces ([[red gold]])
</WRAP>

{{tag>Watch_models Watches_with_tourbillon A._Lange_&_Söhne_models A._Lange_&_Söhne_Lange_1_models}}