Comparaison décisionnelle
Tourbillon vs Perpetual Calendar
Une comparaison pratique entre Tourbillon et Perpetual Calendar, centrée sur profondeur de marché, portabilité, risque de service et désirabilité.
Option A
Tourbillon
- Lancement
- 1801
- Designer
- Abraham-Louis Breguet
- Mouvement
- Various — Patek 5378, Lange Tourbograph, FP Journe TN, Greubel Forsey
- Prix de marché
- $50k entry, $200k+ for masterpieces
Avantages
- Visual mechanical theater
- Centerpiece of watchmaking artistry
- Brand of distinction at any dinner
Limites
- Functionally obsolete (gravity isn't the issue it was)
- Service complexity
Option B
Perpetual Calendar
- Lancement
- 1762
- Designer
- Thomas Mudge
- Mouvement
- Patek 5320, Lange Datograph Perpetual, Patek 5236P
- Prix de marché
- $70k entry, $150k+ for top-tier
Avantages
- Functional — actually tracks date/month/leap year through 2100
- Dial-side complexity
- Connoisseur signal
Limites
- Less wow-factor than tourbillon
- Service requires expertise
Verdict
Tourbillon is wear-it-on-your-sleeve. Perpetual calendar is wear-it-for-yourself. Perpetual is more 'useful'; tourbillon is more 'impressive'.