1. It is best to buy sapphire jewelry without cracks or flaws.
2, to distinguish the color of sapphire is best observed under the white light with the naked eye.
3, from the perspective of preservation, the micro-purple purple indigo is the most expensive.
4, sapphire will more or less with dichroism, ribbon or color unevenness, it is best not to choose dichromatic is too obvious, too much or obvious ribbon.
5, sapphire is one of the most suitable jewelry to wear in the work environment, so when shopping, men should choose a slightly darker blue, women can choose a brighter color.
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