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Presidium Gemstone Dial Gauge (PDG)

Free shipping on orders over $29.99

$189.00

$ 84 .99 $84.99

In Stock

About this item

  • Easy to read scale to eliminate eye fatigue
  • Hardened anvils resist wear and maintain accuracy for much longer periods
  • Directly provides dual measurements in millimetre and clear and instant carats conversion.
  • Ideal for calibrating melee & matching gemstones
  • Includes a 1 year factory warranty


The easy-to-read millimetre and carats scale eliminate eye fatigue to minimize human error. Even a small miscalculation can be costly when dealing in highly priced goods. The Dial Guage measures from 0.0 to 23.0 mm in 0.1mm / divisions. One revolution equals 10 mm. The hardened anvils resist wear and maintain accuracy for much longer periods. Only the Dial Guage incorporates the latest state-of-the-art patented non-metallic lubrication free rack and pinion technology. Instrumental Error +0.05 mm. Zeroing a simple realignment is all thats required. The one and only Gemstone Guage that directly provides dual measurements in millimetre and combining clear and instant carats conversion. There are no complicated adjustments to make, simply hold the gauge in your hand, move slider with the thumb and measure stones or mountings using anvils wedge shaped points - projecting probe high setting jewelery attachment. Ideal for calibrating melee & matching gemstones. High setting jewelery attachment included. Size : L-97mm x W-61mm x H-16mm Weight : 100 gms 1 year factory warranty.


Latifa
2025-08-01 10:17:36
I've been using the presidium gemstone dial gauge for several months now.the gauge is incredibly precise and reliable. its perfect for measuring gemstones and metal thickness sturdy and accurate. its essential too for any jewelry.Highly recommended.Latifa
Katie O
2025-07-30 17:42:25
This gauge is simple the best. The last gauge I used was digital & was off by a few mm (give or take) causing my estimated carat weights to be off. No problems with this one though. The price is steep but it’s built well & has already survived hitting the concrete floor after being dropped twice. :D
Vijay B.
2025-06-26 14:08:41
works very accurately.been using this in my gemstone jewelry business from last 30 years you cannot go wrong .just take care of the same ..thanks .
Fraley L.
2025-05-11 19:53:23
The best production for gemstone measurement . I wish Presidium they can make loupe magnifier.
Ashley
2025-01-17 16:40:23
Like it a lot.
Rita Chapman
2025-01-16 16:31:05
Excellent - I have used it in class - great tool.
JeweldMe
2025-01-04 14:05:04
Works as it should, but these presidium gauges are fragile AF. One drop than accuracy of the guage goes right out the window. This is my third gauge in 6 yrs, not terribly durable or terribly expensive as far as gauges go in my opinion. Presidium is a very reputable brand tho, and this gauge is the best choice if you dont want to drop the money for a digital gauge.
Joseph
2024-12-27 13:33:54
Broke after the second day of use DO NOT PURCHASE