Comfort Fit Ring Gauge: Inside Half Round

SKU: 682

Holes are used to measure stones and extensions are used to measure mountings. Gauge has mm and carat measurements.

Diamond Tools & Supplies, Gauges

Gauge Metal for Diamonds, Pearls and Round Stones

SKU: 183

Size: 3½” x 1”; rectangular shape; capacity 0.01 to 4 carats.

Gauge Plastic for Diamonds and Pearls (Anchor Brand)

SKU: 184

Reverse side is metric carat measurement.Capacity: Diamond - 0.02 to 6 carats Pearl - ½ to 40 grains

Diamond Tools & Supplies, Gauges

Gauge with 7 Arms, 3½”

SKU: 1019

For measuring marquise square, oval, pear, round and baguette cut stone. Measurements in carats only.

Metal Pocket Birthstone Gauge

SKU: 680

K&B Diamond and Stone Gauge. Measures loose or mounted stones from 3 points to 4 carats. Birthstone chart on reverse.

Diamond Tools & Supplies, Gauges

Pearl Gauge

SKU: 905

Elegant precision engineered dial gauge for accurate measurement of pearls and other small stones. Dial features zero adjust and accuracy 0.01mm

Pearl Gauge Set of 6

SKU: 3053

0.001 to 5ct

Steel Ruler 6” (150 mm)

SKU: 417

With CM conversion only837 With Clip