Breitling Premier B21 Chronograph Tourbillon 42 Gaston 42mm automatic watch, grey dial
JB2120A61B1P1
£64,400
Price at Goldsmiths, checked 28 October 2026. Prices can change: Goldsmiths' page has the final word.
42mmAutomatic100 m water resistant18ct white goldMen's
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Specifications
| Brand | Breitling |
|---|---|
| Model | Premier B21 Chronograph Tourbillon 42 Gaston |
| Reference | JB2120A61B1P1 |
| Gender | Men's |
| Style | — |
| Case size | 42mm |
|---|---|
| Lug to lug | — |
| Case material | 18ct white gold |
| Bezel | — |
| Dial colour | Grey |
| Strap | Alligator |
Will 42mm suit your wrist? Check your size
| Movement | Automatic |
|---|---|
| Calibre | B21 |
| Power reserve | 55 hours |
| Water resistance | 100 m |
| Crystal | — |
| Thickness | — |
| Date | — |
| Guarantee | Breitling 5 Year Guarantee |
A dash means neither Goldsmiths nor Breitling states it on the pages we read, so it's left blank rather than guessed.