Aqeeq Size & Carat Calculator
Estimate the carat weight of a loose Aqeeq stone from its millimetre dimensions. Useful when planning a custom ring or comparing stones before you buy.
Assumes agate specific gravity ≈ 2.6. Real weight can vary ±10% depending on cut proportions, banding density, and polish.
Estimated weight
3.64ct
Grams
0.728 g
Ratti (approx.)
4.00 ratti
How the estimate works
The tool uses the industry-standard gem weight formula: Weight (ct) = L × W × D × Specific Gravity × Shape Factor. Aqeeq (agate/chalcedony) has a specific gravity of about 2.60. Each shape has its own factor to account for the way material is removed during cutting.
Need help choosing?
If you already know the ring size you want to set, share the dimensions on WhatsApp and we'll suggest stones from our inventory that fit.