Piaget Protocole
Slim rectangular and round dress watches; collectors apply 'Protocole' retroactively to ref. 9297 (1968-early 1990s); a Miss Protocole variant with interchangeable straps was sold in the 1990s.
2 references
“Differs” marks a spec with different recorded values. — means not recorded.
| Spec | 9297 Protocole (rectangular, hardstone or plain dial) | 9154 Protocole (square case, diamond-set option) |
|---|---|---|
| Case size | Not recorded | 27 mm |
| Lug to lug Differs | 29 mm | 25 mm |
| Case Differs | 18k yellow gold, rectangular | 18k gold (yellow or white), square |
| Bezel Differs | 18k yellow gold, Clous de Paris pattern fixed | 18k gold, optionally diamond-set fixed |
| Caliber | 9P | Not recorded |
| Movement maker | Piaget | Piaget |
| Movement type | Manual | Manual |
| Bracelet | optional integrated Milanese mesh bracelet | Not recorded |
| Produced Differs | 1968–1992 | 1990 |