| Displacement: | 542t |
| Dimensions: | 106ft 8in wl, 108ft 3in deck x 31ft 6in mld, 32ft 2in ext x 13ft 3in mean |
| Same, meters: | 32.50, 33.00 x 9.60, 9.80 x 4.05m |
| Masts: | As Cygne |
| Armament: | 16-30p carr., 2-16cm shell. (Victor 1852) 14-16cm shell |
| Complement: | 101-125 |
| Name | Builder | Laid down | Launched | Commiss. | Fate |
| GENIE | Brest | 13.7.41 | 23.6.42 | 1.1.43 | Stk. 8.11.66 |
| JANUS | Toulon | 8.47 | 21.11.48 | 10.6.61 | Stk. 22.1.84 |
| VICTOR | Brest | 4.8.48 | 21.7.49 | 7.1.52 | Stk. 15.7.67 |
| NISUS | Brest | 11.6.49 | 14.5.50 | 16.10.54 | Stk. 13.12.66 |
| BEAUMANOIR | Cherbourg | 19.1.50 | 2.12.53 | 3.5.54 | Stk. 23.10.83 |
| ZEBRE | Lorient | 26.5.48 | 4.11.54 | 6.7.57 | Stk. 8.11.66 |
| EURYALE | Rochefort | 31.10.49 | 1863 | 9.2.64 | Lost 5.3.70 |
| CHEVERT | Rochefort | 4.50 | 1863 | 12.2.64 | Stk. 1.8.73 |
| Displacement: | 550t |
| Dimensions: | 108ft 3in deck x 31ft 6in mld x 13ft 3in mean |
| Same, meters: | 33.00 x 9.60 x 4.05m |
| Masts: | As Cygne |
| Armament: | 16-30p carr., 2-16cm shell |
| Complement: | 101 |
| Name | Builder | Laid down | Launched | Commiss. | Fate |
| OLIVIER | Toulon | 7.43 | 28.12.44 | 1.4.48 | Stk. 7.5.68 |
| Displacement: | 618t |
| Dimensions: | 110ft 7in wl, 111ft 7in deck x 30ft 10in mld x 14ft 2in mean, 15ft 2in max. |
| Same, meters: | 33.70, 34.00 x 9.40 x 4.33, 4.62m |
| Masts: | As Cygne |
| Armament: | 16-30p carr., 2-16cm shell |
| Complement: | 101 |
| Name | Builder | Laid down | Launched | Commiss. | Fate |
| MERCURE | Brest | 26.6.41 | 25.5.42 | 1.2.43 | Stk. 8.3.62 |
| Displacement: | 538t |
| Dimensions: | 109ft 6in wl x 30ft 10in mld x 13ft 3in mean |
| Same, meters: | 33.37 x 9.40 x 4.05m |
| Masts: | As Cygne |
| Armament: | 16-30p carr., 2-16cm shell |
| Complement: | 101 |
| Name | Builder | Laid down | Launched | Commiss. | Fate |
| ABEILLE | Cherbourg | 6.43 | 14.9.44 | 18.8.45 | Lost 10.12.47 |