Opal Ring
Sterling silver ring with Australian crystal black opal - Size ø 17,0 mm
Made in Italy
Additional information
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Product Details
Data sheet
- TYPE AND TONE
- Solid 1 - N4 - Natural opal
- OPAL CATEGORY
- Black opal
- COUNTRY
- Australia
- BRIGHTNESS
- B4
- DIMENSIONS
- 9,30 X 6,95 X 2,60 mm
- COLORS
- Green Blue
Crystal Black or Semi-black Opal is characterized by a high transparency or translucency on a dark grey body tone displaying incredibly vivid and bright colors. According to the Opal Body Tone Guide crystal black opals are identified as N4. Australian mines are the main source of this extremely precious type of opal.