**Exhibit 11SI Diamond Technology, Inc.Computation of Income (Loss) Per Share**

|                                                         |        |                             |        |                           |  |                  |  |                  |
|---------------------------------------------------------|--------|-----------------------------|--------|---------------------------|--|------------------|--|------------------|
|                                                         |        | Three Months ended June 30, |        | Six Months ended June 30, |
|                                                    |   |                             |   |                           |
|                                                         |        | 2002                        |        | 2001                      |  | 2002             |  | 2001             |
|                                                         |        |                             |        |                           |  |                  |  |                  |
|                                                    |        |                             |        |                           |  |                  |  |                  |
| Computation of loss per common share:                   |        |                             |        |                           |  |                  |  |
|                                                         |        |                             |        |                           |  |                  |  |
|    Net loss applicable to common  shares |        | $(1,504,208)                |        | $(1,269,882)              |  | $(2,894,400)     |  | $(2,577,445)     |
|                                                         |        |                             |        |                           |  |                  |  |                  |
|    Weighted average number of common shares   |        | 70,112,730             |        | 63,648,286           |  | 68,732,758  |  | 62,924,823  |
|                                                         |        |                             |        |                           |  |                  |  |                  |
|    Net income (loss) per common share         |        | $(0.02)                     |        | $(0.02)                   |  | $(0.04)          |  | $(0.04)          |
|                                                         |        |                             |        |                           |  |                  |  |                  |
|                                                         |        |                             |        |                           |  |                  |  |                  |
| Computation of income ( loss ) per common               |        |                             |        |                           |  |                  |  |                  |
|    share assuming full dilution**             |        |                             |        |                           |  |                  |  |                  |
|                                                         |        |                             |        |                           |  |                  |  |                  |
|                                                         |        |                             |        |                           |  |                  |  |                  |

** No computation of diluted loss per common share is included for any period because such computation results in anantidilutive loss per common share.