Polki is an uncut diamond — it is a style of cleaving diamonds backed with either silver or gold foils to reflect light.” Kundan, on the other hand, has two different connotations — one is as a replacement for Polki (in such a context, it is also referred to as billor or synthetic Polki).

Are Polki diamonds valuable?

Naturally, Polki is much more valuable than Kundan due to the gold and diamond content. However, it's not as expensive as most types of diamond jewelry as those require high quality diamonds. Diamonds used in Polki may contain inclusions, have lower color grades and don't have the cut that diamonds are known for.

Is Polki diamond a real diamond?

Polki is uncut diamonds in their raw, pure form. Polki does not undergo chemical treatments, unlike other diamonds. It doesn't have a very clear colour giving it a very rustic look. Since it's the purest form of diamonds available, it's extremely expensive.