If you are looking for something unique and different, R. W. Wise, Goldsmiths is a place you should check out. They don't do colorless diamonds, the do specialize in some of the rarest of gems. Would you like to see an Alexandrite or a Pigeonblood ruby, you can find them at R. W. Wise. Goldsmiths, jewelers gemologists, they have a complete on premises gem lab and a goldsmith's workshop.
Pros: quality
Cons: quality costs
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