2.78ct Octagon Cut Emerald 9x7.2mm Gemax Gemological Kit Pro-I Bergeon 6719

Bergeon 6719

Display: 4 digits LCD Display

Image CMOS sensor

maximum and minimum temperature value display

2.78ct Octagon Cut Emerald 9x7.2mm Gemax Gemological Kit Pro-I Bergeon 6719Emeralds lustre is vitreous, it rates 7. 5 8 on the Mohs scale but because of their many inclusions they are not ideal for everyday jewellery, unless they are set into pendants or earrings with secure settings that protect the stones. Columbia is known for producing the highest volume of emeralds and most importantly the finest ones. Other significant sources are: Zambia, Brazil, Zimbabwe, Afghanistan, India, Madagascar, Pakistan and Russia; Stone