Carats & Millimeter Gauge

Carats & Millimeter Gauge

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  • Length: 4 Inches
  • Width: 4 Inches
  • Material: Stainless Steel
An industry standard, this versatile mounting and stone gauge features holes for measuring stones, and extensions for gauging mounting sizes. It's marked with carat sizes on one side and millimeters on the other. Sizes range from 2mm to 11mm, and carat weights in fractions 1/32ct to 4ct.

Size: 4" Diameter

Why do I need this item?

This is an ideal tool for estimating sizes and weights of diamonds.
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