Premier B21 Chronograph Tourbillon 42 Gaston Breitling
JB2120A61B1
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- 42 mm · White gold 18k
- Thickness
- 15.25 mm
- Water
- 100 m
- Bezel
- Fixed
- Calibre
- Breitling B21 (Manufacture La Joux-Perret) · 55 h
- Dial
- Anthracite
- Bracelet
- Alligator leather

General
- Model name
- Premier B21 Chronograph Tourbillon 42 Gaston Breitling
- Status
- In production
- Introduced
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Variants
| Code | Variant | Dial | Bracelet or strap | Price | Status |
|---|---|---|---|---|---|
| P1 | — (default) | Anthracite | Leather (Alligator leather), Black alligator leather strap | US$77,500 | — |
Description
The Breitling Premier B21 Chronograph Tourbillon 42 Gaston Breitling JB2120A61B1 is a men's watch. It was introduced in 2022 and is in production. It has a 42 mm 18k white gold case, 15.25 mm thick and water-resistant to 100 m. It has an anthracite 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$77,500 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 | — → 77500 | 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 |







