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Gemstone Calibration Machines

Make calibrated size gemstones with our full calibration machine and gridle calibration machine
Gemstone Calibration Machine

Gemstone Calibration Machine

Rs 1.25 Lakh  / UnitGet Best Price
Usage/ApplicationGemstone Calibration, Jewellery Making
Body MaterialAluminium
Power SourceElectric
Country of OriginMade in India
Lap Diameter200mm
Weight70 kg
Machine Dimension470 mm X 550 mm x 650 mm
This Gemstone Calibration Machine can reproduce the shape of all usual gems stones: oval, round, square, octagon, heart, pear marquise, trillion, six corners, and eight corners, etc. Various cams/masters are used to obtain the true shapes. A diamond lap plate of 8" is used for grinding. The stone is rotated automatically according to the master shape with the help of a synchronous motor.

 It is a high-quality machine for calibrating all types of gemstones and can be used to manufacture precision goods.

Accessories included:
  • 4 pc. Cams
  • 2 pc. Diamond Discs
  • 1 pc. Master lap
  • 75 pcs. Dop sticks

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Gemstones Girdle Calibration Machine

Gemstones Girdle Calibration Machine

Rs 85,000  / UnitGet Best Price
Power TypeElectric
Automation GradeAutomatic
Voltage220 V
Usage/ApplicationGemstone Girdle Calibration,Jewellery Making
Country of OriginMade in India
Machine Dimension470 mm x 550 mm x 650 mm
Wheel Diameter150 mm
Weight65 Kg

This Gemstones Girdle Calibration Machine for Gemstones is equipped with a motor and is used to calibrate the girdle of a gemstone to a specific size. This is a manual machine and uses a Diamond Wheel of 6" diameter and 1/2" width. You can choose different grit sizes of wheels for different stones. The stone is held through a vise with Nylon bushes to avoid any damage to the stones. The vise is designed that the stone is automatically centered against the wheel.

The machine will run on 220V but can be made to run on 110V if requested. It is a high-quality machine for all types of Gemstones. It can be used to manufacture precision goods.


  • Electric Motor: Spindle Motor 180 watt, AC 220 volts
  • Coolant Motor: 50 watt, AC 220 Volts

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