Appraisal Requirements

Weight

Stone Characteristics

Weight

Measured in carat (ct.) fractions, points (pts.), or millimeters (mm).

Example:

1 pt. = .01 ct. = 1.0 mm
25 pts. = .25 ct. = 4.1 mm
50 pts. = .50 ct. = 5.25 mm
75 pts. = .75 ct. = 5.75 mm
100 pts. = 1.00 ct. = 6.5 mm

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