Related Clues:

• About three grains of troy weight
• Diamond figure
• Lapidary's measure
• Factor in gem pricing
• About 3 grains in weight
• Jeweler's measure
• Lapidarist's weight unit
• A couple hundred milligrams
• Diamond measure
• Jeweler's weight
• Solitaire unit
• Gem statistic
• Krugerrand measure
• Goldsmith's concern
• 100 points