Premier B21 Chronograph Tourbillon 42 Willy Breitling
LB2120171C1
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- 42 mm · Platinum 950
- Thickness
- 15.25 mm
- Water
- 100 m
- Bezel
- Fixed
- Calibre
- Breitling B21 (Manufacture La Joux-Perret) · 55 h
- Dial
- Blue
- Bracelet
- Alligator leather

General
- Model name
- Premier B21 Chronograph Tourbillon 42 Willy Breitling
- Status
- In production
- Introduced
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Variants
| Code | Variant | Dial | Bracelet or strap | Price | Status |
|---|---|---|---|---|---|
| P1 | — (default) | Blue | Leather (Alligator leather), Black alligator leather strap | US$85,300 | — |
Description
The Breitling Premier B21 Chronograph Tourbillon 42 Willy Breitling LB2120171C1 is a men's watch. It was introduced in 2022 and is in production. It has a 42 mm 950 platinum case, 15.25 mm thick and water-resistant to 100 m. It has a blue dial. It uses the automatic calibre Breitling B21 (Manufacture La Joux-Perret), with a 55-hour power reserve. Its functions include chronograph. It comes on a leather strap with a folding clasp.
Generated from the collected facts.
Price
From US$85,300 across 1 priced configuration, listed under Variants.
Closest by specs
From other collections and brands, ranked by recorded size, case metal, dial, bezel, water resistance, movement, bracelet, lume and power reserve.
Related references
Provenance and history
| When (UTC) | Field | Change | By |
|---|---|---|---|
| 23 Oct 2026 15:45 | current_retail_amount | — → 85300 | Breitling |
| 23 Oct 2026 15:45 | caliber_id | — → 304 | Breitling |
| 23 Oct 2026 15:45 | year_introduced | — → 2022 | Breitling |
| 23 Oct 2026 15:45 | water_resistance_m | — → 100 | Breitling |
| 23 Oct 2026 15:45 |






