Purity table
| Karat | Purity | Fineness | Typical use |
|---|---|---|---|
| 24K | 99.9% | 999 | Bars, coins, investment |
| 22K | 91.6% | 916 | Bridal jewellery (PK/IN) |
| 21K | 87.5% | 875 | Gulf jewellery |
| 18K | 75.0% | 750 | Diamond & designer jewellery |
| 14K | 58.5% | 585 | Everyday Western jewellery |
Which karat should you buy?
For investment choose 24K bars or coins — lowest making charges and easiest resale. For jewellery worn daily, 22K or 21K balances purity and durability. For stone-set pieces 18K holds settings better.