rough gemstones

Lab Created KY Verneuil Ruby No.5 Half Boule Cr Dopped Gemstone Rough Material Product Description: Ruby is a pink to blood red gemstone that is a mem...

Portable quick Hardness Level Tester Genuine tools Gemstone Mohs hardness pencil Model Number: FMH-8 Hardness Pencil is used for scratching the rough ...

Product Parameter Product name: Lab grown diamond Brand: Huanghe Whirl wind Size: 0.6-10ct Colour: D E F Clarity: VVS-I Delivery time: Delivery within...

Electroplated & Metal Bond Diamond Wheels For Polishing Glass & Gemstone Electroplated & Metal Bond Diamond Wheels as a "Hard" b...

New Arrival Blue Loosestone Gems Synthetic Sapphire Price Per Carat Corundum Oval Shape Blue Sapphire red Emerald cut rectangle shape corundum materia...

Synthetic Lab Made Pigeon Red Sapphire Single Crystal Gemstone Rough Material Description: All rubies are red, but some look impure because they have ...

Customized Size Laser Optical Yellow Sapphire Crystal For laser rods, Titanium Ti Ruby Sapphire Laser Crystals For laser rods, Wholesale Rough Lab Cre...

Synthetic Lab Created Transparent SIC Single Crystal Rough Material for Gemstones Description: Silicon carbide commonly known as carborundum, gem name...

Yellow 99.99% Al2O3 Sapphire Single Crystal Lab Grown Rough Materials For Jewelries Description: The methods commonly used to grow synthetic sapphire ...

Complete set Mohs Hardness pencil 1-10 Level Testing Jade and Gemstone tools Model Number: FMH-10 Hardness Pencil is used for scratching the rough gem...

Hardness Pencil Set Gem Testing Instruments With 6 Pieces Standard Hardness Testing Pencils Model Number: FMH-6 Hardness Pencil is used for scratching...

Electroplated & Metal Bond Diamond Wheels For Polishing Glass & Gemstone Electroplated & Metal Bond Diamond Wheels as a "Hard" b...

High Efficiency Gemstone Grinding Wheel Plastic And Aluminum Body Material Electroplated & Metal Bond Diamond Wheels For Polishing Glass & Gem...

New Arrival Blue Loosestone Gems Synthetic Sapphire Price Per Carat Corundum Oval Shape Blue Sapphire red Emerald cut rectangle shape corundum materia...

Genuine tools Testing Jade and Gemstone Mohs Hardness Level 5-9 Model Number: FMH-5 Hardness Pencil is used for scratching the rough gemstones. If the...

Electroplated & Metal Bond Diamond Wheels For Polishing Glass & Gemstone Electroplated & Metal Bond Diamond Wheels as a "Hard" b...