Presidium Dial Gem Gauge

The Presidium Dial Gem Gauge (PDG) is the ultimate measurement tool for professionals who demand precision and efficiency. As the only analog dial gauge in the market that combines dual measurements in millimeters with direct carat conversion, it’s an indispensable tool for accurately assessing round brilliant-cut gemstones.

This innovative gauge is designed to give you precise gemstone dimensions and their corresponding carat weight conversion in one smooth, quick motion. It measures from 0.0 to 23.0mm with an impressive accuracy of 0.1mm and a tolerance of 0.02mm, making it perfect for diamond grading and gemstone evaluation. The Patented Anvil ensures durability and longevity, resisting wear and tear even with heavy use, so the PDG will maintain its accuracy for years to come.

Featuring an integrated US ring size reader in the inner circle, this tool also allows you to easily measure ring sizes for a variety of jewelry types, making it an all-in-one solution for gemologists and jewelers alike. Whether you're working with loose gemstones or mounted jewelry, the Presidium Dial Gem Gauge offers the convenience of having both dimension and carat weight measurements in one compact and portable tool.

The PDG is incredibly easy to use, with a simple analog display that allows for quick realignment and precise readings. The lightweight, portable design is perfect for retail counters, gemological labs, and field assessments, while the compact protective case keeps the tool safe when not in use.

Additionally, the Presidium Gemstone Weight Estimation Table is included to assist in estimating carat weight with ease, and an attachment for high-setting jewelry is provided to ensure flexibility in all your measurements.

Key Features:

• Dual Measurement System: Measures gemstone dimensions in mm with direct carat conversion for round brilliant-cut diamonds.

• Precision Accuracy: Measures from 0.0 to 23.0mm with 0.1mm accuracy and 0.02mm tolerance, offering reliable and accurate readings.

• Patented Anvil: Durable anvil design resists wear, maintaining accuracy for long-term use.

• US Ring Size Reader: Includes a US ring size reader on the inner circle for added convenience.

• Portable & Lightweight: Easy to carry and use, perfect for retail, fieldwork, and gemological assessments.

• Protective Case: Comes with a compact case to keep the gauge safe when not in use.

• Jewelry Attachment: Includes an attachment for high-setting jewelry, ideal for measuring mounted stones.

• Gemstone Weight Estimation Table: Included for easy estimation of carat weight.

Benefits:

• Perfect for Jewelers & Gemologists: Streamline your gemstone and jewelry measurements with the Presidium Dial Gem Gauge—an essential tool for professionals.

• Durable & Long-Lasting: With its patented anvil and durable construction, you can rely on this tool for years without worrying about wear or degradation.

• Quick, Easy Measurements: Dual-function design lets you measure dimensions and estimate carat weight in one step, improving your efficiency.

• Ideal for Retail & Fieldwork: The portable and lightweight design makes it easy to carry anywhere, perfect for both in-store and on-the-go use.

• Accurate & Reliable: With 0.1mm accuracy and long-lasting precision, you can confidently assess gemstone dimensions and carat weight every time.

Specifications : Presidium Dial Gem Gauge (PDG)

• Measures from 0.0 to 23.0mm
• Accuracy: 0.1mm / Tolerance: 0.02mm with simple zero realignment
• Analog gauge with mm/ct/ring size display
• Portable and lightweight that can be used anywhere
• Compact protective case included
• Attachment for high setting jewelry provided
• Presidium Gemstone Weight Estimation Table provided