====== Patek Philippe Chronograph 7150/250R ======

{{wst>image_cr|Patek Philippe|Chronograph 7150_250R-001}}

The **Chronograph Ref. 7150/250R** is a [[chronograph]] watch for ladies by [[Patek Philippe]].

It is the luxury version of the [[Patek Philippe Chronograph 5172]] with the same high-class manufacture movement.

The bezel of the rose-gold case is set with [[diamonds]].

The CH 29-535 PS chronograph caliber is distinguished by its architecture protected by six patented innovations, including optimized toothing profile, precision adjustment of engagement depth and self-regulating zero-resetting hammers.

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**Reference:**
  * 7150/250R-001 [[rose gold]]

**Movement: **
  * [[Manual winding]] [[manufacture movement]] [[PP CH 29-535|CH 29‑535 PS]], 28,800 A/h
  * [[Column wheel]] mechanism
  * [[Gyromax]]® [[balance]]
  * [[Breguet hairspring]]
  * 33 [[jewels]]
  * 270 parts
  * [[Power reserve]] (with the chronograph disengaged) 65 h
  * [[Patek Philippe Seal]]

**Case:**
  * 18ct [[rose gold]]
  * ∅ 38 mm, H 10.59 mm
  * 72 diamonds: ~0.78 ct. (bezel)
  * 27 diamonds: ~0.21 ct. (prong buckle)
  * Total 99 diamonds: ~0.99 ct.
  * [[Sapphire crystal]], caseback with sapphire crystal
  * [[Waterproof]] to 3 bar

**Dial:**
  * Silvery opaline with gold applied Breguet numerals
  * [[Pulsimeter]] scale

**Functions:**
  * Hours, minutes, [[small seconds]]
  * Central chronograph seconds
  * [[Instantaneous]] 30-minute counter

**Bracelet: **
  * Alligator leather strap with square scales, hand-stitched, shiny mink gray
  * [[Prong buckle]]
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{{tag>Watch_models Ladies_watches Chronographs Patek_Philippe_models Patek_Philippe_references}}