gemstones rarer than diamonds rare gemstones and crystals black opal stone value

It is often said that women love diamonds. In fact, many opt for a solitaire as an engagement ring instead of going for other precious stones. However, with time, traditions change and so do desires. So if you are planning to propose to your beloved, why not go for gemstones that are rarer than diamonds? And, we are certain they will make not just women feel special but men, too.