Large Natural Test Stone 6" x 3" In Wood Box

The Large Natural Test Stone is an essential tool for jewelers and metalsmiths who need to verify the karat value of precious metals. This professional-grade stone allows you to test silver, platinum, and gold with accuracy and confidence. The generous 6" x 3" surface area provides ample working space for performing multiple streak tests, making it well-suited for busy bench work. Each stone arrives ready to use and is presented in a wood storage box with a magnetic closure, keeping the stone protected and secure between uses.

Features

• Large 6" x 3" testing surface provides generous workspace for streak testing
• Tests silver, platinum, and gold to determine karat value
• Natural stone construction for reliable, professional-grade testing
• Included wood storage box with magnetic closure protects the stone when not in use

Specifications

What's Included

• 1 large natural test stone (6" x 3")
• Wood storage box with magnetic closure