Diamond Weight Estimator Gauge – Acrylic Gem Size & Weight Guide

This Diamond Weight Estimator Gauge is a practical tool for estimating the size and approximate weight of gemstones when other measuring methods are unavailable. Made from a clear acrylic sheet and printed with a range of stone sizes and shapes, it allows quick visual estimation of carat weight and specific gravity for both loose and mounted stones.

Simply lay the gauge on a stone pad and place the gemstone over the matching outline to obtain an instant approximate weight reading. Suitable for a wide variety of cuts including round, brilliant full cut, emerald, marquise, pear and baguette stones, making it ideal for jewellers, gemmologists, and watchmakers.

Specifications:

• Product: Diamond weight estimator gauge
• Material: Clear acrylic
• Use: Estimating gemstone size and approximate weight
• Suitable For: Loose and mounted stones
• Reading Method: Visual comparison using printed outlines

Compatible Stone Shapes:

• Round & Brilliant full cut
• Emerald cut
• Marquise
• Pear
• Baguette

Ideal For:

• Jewellery valuation and estimation
• Gemstone identification and sizing
• Bench work when scales or gauges are unavailable