2.1ct Oval Faceted Ruby 7.4x6.3mm Jewellers Sievert Blow Torch Kit with 2m Hose Durable plastic cover protects the

Durable plastic cover protects the scale when not in use and also doubles as an expansion tray

Height 170mm x width 195mm x length 200mm

weighing up to 1 gram

Top-quality precision ground broaches for accurate work

2.1ct Oval Faceted Ruby 7.4x6.3mm Jewellers Sievert Blow Torch Kit with 2m Hose Durable plastic cover protects theRubys hues vary from orangey red to purplish red and the presence of chromium is the trace element that causes the unparalleled ruby red colour. The most valuable colour is the pigeons blood variety which is a vibrant red without any orange or purple tint. Some rubies display the gemmological phenomenon called asterism where cabochon cut stones have a whitish star on top of the dome. This is created by fine intersecting rutile needle inclusions. ;