1815 Rattrapante Perpetual Calendar
421.025FE
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- 41.9 mm · Platinum 950
- Thickness
- 14.7 mm
- Water
- 30 m
- Calibre
- L101.1 · 42 h
- Dial
- Argenté
- Bracelet
- Leather

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General
- Model name
- 1815 Rattrapante Perpetual Calendar
- Collection
- 1815
- Status
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Description
The A. Lange & Söhne 1815 Rattrapante Perpetual Calendar 421.025FE is in production. It has a 41.9 mm 950 platinum case, 14.7 mm thick and water-resistant to 30 m. It has an argenté dial. It uses the hand-wound calibre L101.1, with a 42-hour power reserve. Its functions include date, day, perpetual calendar, moon phase, chronograph and power reserve indicator. It comes on a leather strap with a deployant clasp.
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Provenance and history
| When (UTC) | Field | Change | By |
|---|---|---|---|
| 23 Oct 2026 15:44 | caliber_id | — → 73 | A. Lange & Söhne |
| 23 Oct 2026 15:44 | water_resistance_m | — → 30 | A. Lange & Söhne |
| 23 Oct 2026 15:44 | strap_color | — → Black | A. Lange & Söhne |
| 23 Oct 2026 15:44 | production_status | unknown → in_production | A. Lange & Söhne |












