Gemstone Gauge

New Measuring Gem Gauge. This is a new gem gauge. It is great for measuring gems. This fits in your pocket comfortably. It is made of steel. This gauge accurately measures in carat sizes 0.01, 0.02, 0.05, 0.10, 0.20, 0.25, 0.50, 0.75, 1.00, 1.25, 1.50, 1.75, 2.00, 2.50, 3.00, 3.50 and 4.00. It measures approximately 1 13/16" x 2 1/4" (45 x 56 mm). Newer versions of the item shown may be shipped, as a result, there may be a slight variation in color and design.