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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
Boring Bar:
11 dies for bezels
Screw Head Type: Set
Head Length 80mm
Worktop thickness 2cm
1.76ct Oval Cabochon Emerald 9x7mm Bergeon 6173R Reduction Ring Boring Bar:Emeralds 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
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