購入判断向け比較
Tourbillon vs Perpetual Calendar
Tourbillon と Perpetual Calendar を、市場の厚み、装着性、サービスリスク、長期的な人気の観点から比較します。
選択肢 A
Tourbillon
- 登場年
- 1801
- デザイナー
- Abraham-Louis Breguet
- ムーブメント
- Various — Patek 5378, Lange Tourbograph, FP Journe TN, Greubel Forsey
- 市場価格
- $50k entry, $200k+ for masterpieces
長所
- Visual mechanical theater
- Centerpiece of watchmaking artistry
- Brand of distinction at any dinner
注意点
- Functionally obsolete (gravity isn't the issue it was)
- Service complexity
選択肢 B
Perpetual Calendar
- 登場年
- 1762
- デザイナー
- Thomas Mudge
- ムーブメント
- Patek 5320, Lange Datograph Perpetual, Patek 5236P
- 市場価格
- $70k entry, $150k+ for top-tier
長所
- Functional — actually tracks date/month/leap year through 2100
- Dial-side complexity
- Connoisseur signal
注意点
- Less wow-factor than tourbillon
- Service requires expertise
結論
Tourbillon is wear-it-on-your-sleeve. Perpetual calendar is wear-it-for-yourself. Perpetual is more 'useful'; tourbillon is more 'impressive'.