Gauges
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Jewelry and Watch Caliper Divider 4 Inches
SKU: 35.081$12.95This Caliper Divider has an adjustable setting nut that allows you to quickly adjust the opening of the caliper and tempered points. It is a great jewelry tool for marking and finding the center of...Add to Cart$12.95 -
Diamond Weight Estimator Gauge
SKU: 35.550$19.95This handy gauge allows you to estimate the weight of all popular shapes of diamonds without removing the stone from the mounting. The only caliper gauge that reads round, emerald, pear and marquis...Add to Cart$19.95 -
Whaley Ring Stock Gauge
SKU: 35.0707$36.99The Whaley Ring Gauge allows jewelers to cut perfectly sized ring stock in a variety of thicknesses, in any metal, eliminating the need for charts or complicated formulas! Historically, in order...Add to Cart$36.99 -
Wooden Ring Stick Mandrel Sizes 3 to 15
SKU: 35.285$12.95This ring stick made of beautiful hardwood and finely finished is especially attractive for wirework because it will not scratch. It is extremely accurate and shows off fine jewelry in a very...Add to Cart$12.95 -
Presidium Gemstone Dial Gauge
SKU: 35.700$247.95Presidium, the manufacturer of the leading digital gemstone gauge, has produced an easy to read and use analog gauge. In addition to measuring in millimeters, two outer scales allow direct reading of...Add to Cart$247.95 -
Jewelry and Watch Brass Caliper Gauge 4 Inches 100mm
SKU: 35.159$7.99This brass gauge is identical to the German made models, but less expensive. The quality is such, however, that one can hardly tell the difference. Its made of solid brass and features notched jaws...Add to Cart$7.99 -
Jewelry and Watch Deluxe Brass Caliper Gauge 80mm 3 Inches
SKU: 35.157$8.49With this Deluxe Caliper gauge, you can finally eliminate the problem of holding small stones, parts, etc. when measuring. Just place the stone or part on the metal under plate and get a fast,...Add to Cart$8.49 -
On Sale
Jewelry and Watch Plastic Caliper 80mm
SKU: 35.171$2.88$3.49An economical gauge perfect for beginners. Determine the mm size of beads, gemstones and cabochons, watch crystals, coins, and other small objects. Made of durable plastic and measures in both...Add to Cart$2.88$3.49 -
1 Inch Steel Square Jewelry Tool
SKU: 35.141$8.99Made from quality tool steel. Beams and blades are hardened, ground, and lapped to ensure parallelism and straightness. 90° angles inside and out for close tolerance, exacting work. Overall size:...Add to Cart$8.99 -
Bergeon 1610 Thickness Feeler Gauge 0.05mm to 1.00mm
SKU: 1610$54.9520 blade folding feeler gauge for determining the thickness or space between parts. Useful for checking the distance between the watch case and the crown, also great for guitars, engines, and more...Add to Cart$54.95 -
Steel Ring Mandrel Stick Large Sizes 16 - 24
SKU: 43.088$24.95You will find one of these in almost every jewelry store. This solid steel jewelers mandrel is used for shaping, sizing and straightening rings. Also for gauging and holding rings while setting...Add to Cart$24.95 -
True Size Bangle Bracelet Gauge
SKU: 35.311$27.95Accurately size your bangle bracelet designs using this precision aluminum gauge. True-Size gauge is stepped and marked with both inside diameter and circumference sizes in both inches and...Add to Cart$27.95 -
Ring Gauge Kit with Ring Stick
SKU: 35.304$10.95This ring sizing kit comes with a plastic ring stick and ring gauges that measures US ring sizes from size 1-15 including half sizes. Ring stick is marked every half size with easy to read markings...Add to Cart$10.95 -
$39.95 -
True Size Finger Gauges 47 Sizers 6mm Wide
SKU: 35.310$159.95These True-Size ring gauges are precision calibrated for consistent, accurate results when sizing rings. Set includes 47 finger gauges, 6mm wide, made of stainless steel. Each gauge has the ring size...Add to Cart$159.95 -
6 Inch Digital Caliper with Fractions
SKU: 35.189$68.99An indispensable tool for accurate measures - stainless steel construction for superior durability and reliability. Features a large, easy to read LCD display; measuring in mm (150 x .01mm), inches...Add to Cart$68.99 -
Bergeon 5234 Ring Gauge Set
SKU: 5234$399.00This Bergeon ring gauge set comes equipped with a ring stick and 36 ring gauges, including a conversion chart inside. Comfort fit ring gauges are made of brass, 4mm wide and are all laser etched with...Add to Cart$399.00

Jewelers, watchmakers, and gemologists use measuring tools to document, communicate and design. Widely used in so many trades, these gauges are precision set and ideal for measuring small parts and designs. Many of the gauges and calipers can measure the inside diameter as well as the outside diameter using caliper arms that will reach into small areas. Because of their versatility, these gauges are a great addition to any workbench: they can measure gemstones, setting sizes, ring sizes, millimeter size, and so much more.