Crystal & Gem
| Series | Eyewitness Books |
| Publisher | Dorling Kindersley |
| Format | Hardback |
| Language | English |
| This Edition Published | 2000-06-14 |
| Pages / Font | 64 pages |
| ISBN 10 | 0789457644 |
| ISBN 13 | 9780789457646 |
Added by starshinesquirrel
| Series | Eyewitness Books |
| Publisher | Dorling Kindersley |
| Format | Hardback |
| Language | English |
| This Edition Published | 2000-06-14 |
| Pages / Font | 64 pages |
| ISBN 10 | 0789457644 |
| ISBN 13 | 9780789457646 |