The Diamond Chronometer is a trading item in 80 Days.
It can be bought in Honolulu for £300. It's highest selling price is in New York for £7000.
It can sometimes also be bought in Cambridge and sold in Ponta Delgada for $6000
| Seed | Buy in | Sell in | £ |
|---|---|---|---|
| 1 | Port-au-Prince | Freetown | 6600 |
| 2 | Prague | Novorossiysk | 7300 |
| 3 | Caracas | Dakar | 5600 |
| 5 | Tsaritsyn | Kabul | 7600 |
| 6 | Ekaterinburg | Karimskaya | 7200 |
| 8 | Copenhagen | Cairo | 8300 |