Carat Gauge

A versatile stone gauge for professional jewellers. Can be used to measure mounted and unmounted gemstones, negating the need for diamond scales

• Very convenient tool with a pocket sized carry case
• Can measure mounted or unmounted stones
• Perfect for valuations
• The gauge measures the stone, the book converts the measurement to give the carat weight
• Can measure diamonds from 0.18 to 11.31 carats
• "Moe" style gauge