| Diameter | Weight | Price |
| 5.25mm | 1/2 CT | $14.00 |
| 5.75mm | 0.75 CT | $16.00 |
| 6.5mm | 1.0 CT | $19.00 |
| 7mm | 1.5 CT | $25.00 |
| 8mm | 2CT | $28.00 |
| 9.5mm | 3CT | $40.00 |
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| copyright© 1989 The New York Times | NEW YORK, WEDNESDAY, JANUARY 11, 1989 | 50 cents beyond 75 miles from NY |
| GET A FLAWLESS simulated DIAMOND for $29 |
|
| Dispersion (fire) |
Reflective index (brilliance) |
Hardness | Specific Gravity |
|
| RoStar SD | .060 | 2.15 | 8.5 | 5.95 |
| Diamonds | .044 | .2.42 | 10.0 | 3.52 |