Caliper
A measurement tool used for the accurate measurement of jewelry.
Calipers
Instrument for fine measuring of both the outside and inside surfaces of a stone
Cameos
A design cut in relief, usually into a hard stone or shell ...
Caliper "FT 30"
This precision measuring instrument Caliper "FT 30" of the firm Schneider is suitable for diamonds as well as colored stones. The measuring distance is 30 mm, tolerance 0.01 mm.
Caliper
A jeweler or lapidary tool used for measuring gemstones accurately.
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CALIPERS or CALLIPERS
A tool or instrument used to precisely measure the dimension of small objects such as beads.
Caliper: Usually a measuring tool with adjustable jaws that embrace the object being measured.
Carat: A unit of weight for gemstones.
Carving Wax: Extremely hard wax used for carving, drilling, sawing and filing in making wax models.
A caliper is used to scribe a line around the bezel that will serve as a cutting guide. Using an adjustable jeweler's saw, the backing is cut away from the bezel. The work is supported in a grooved hardwood "bench-pin." ...
jewelry Cabochon Stone with a smooth carved surface, domed and unfaceted with a flat base Calibre-cut Small stones cut in usually rectangular shapes and faceted in a step cut to fit exactly into a setting or against another stone Calipers ...
The two most helpful tools are the gauge wheel also called the American Standard wire gauge and the dial caliper. They measure body jewelry accurately from 30 gauges to 0 gauges.
Given this, an appraiser will measure the set gem with calipers, and then based on their knowledge, extrapolate an estimate.
Moe gauge: A caliper-type gauge that, together with accompanying tables, is used to estimate the approximate weight of a mounted round brilliant-cut diamond by measuring its diameter and depth.
Piercing tools may include measuring calipers, pliers, clamps, healing and adtercare products and stretching tools.
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Tragus ...
a Vernier caliper is a must, and sometimes a micrometer can be useful as well.
a stainless steel rule, and a darning needle for scribe lines and scribing things.
a thin "Sharpie" marker can also be useful.
a ten power loupe.
and the discussion above, it is largely the cut proportions that determine the final prices of stones that are similar in clarity and color. Don't be bashful in asking for this information; it is fairly easily determined with a set of calipers or a ...
 See also: Stone, Jewel, Cut, Surface, Length
  
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