Pearl and Stone Gauge – Works great with baguettes!

A precision-engineered gauge with measuring faces ground level with the back to stay flat for accurate measuring of pearls and all kinds of stones such as baguettes. Securely holds stones without slipping. Uses rotating dial gauge for fast, easy zeroing. It zeros out when closed, and opens automatically. Excellent for soft stones where gentle force is required. Accurate to 0.1 mm. Maximum opening 20mm. Measures 3.25“. Made in China.