657
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 6 – Ngwagakgolo 7 – Ngwagakgolo 8 |
| Mengwagasome: | 620s 630s 640s – 650s – 660s 670s 680s |
| Mengwaga: | 654 655 656 – 657 – 658 659 660 |
657 (DCLVII) ebile ngwaga wa go thoma ka Labone, ngwaga wa boseswai ngwagengsome wa 650s, ngwaga wa bomasomehlano šupa ngwagengkgolo wa Ngwagakgolo 7, le ngwaga wa bomakgolo tshela masomehlano šupa ngwagengkete wa Ngwagakete 1.