Tonnes to Carats Converter
Enter a weight in metric tonnes and instantly get the equivalent in carats (1 t = 5,000,000 ct).
Tonnes → Carats
1 t = 5,000,000 ct
Carats → Tonnes
1 ct = 0.0000002 t
Common Conversion Reference
| Metric Tonnes (t) | Carats (ct) | Grams (g) |
|---|---|---|
| 0.000 000 2 | 1 | 0.2 |
| 0.000 001 | 5 | 1 |
| 0.001 | 5,000 | 1,000 |
| 0.01 | 50,000 | 10,000 |
| 0.1 | 500,000 | 100,000 |
| 1 | 5,000,000 | 1,000,000 |
Copied!
Summary
Enter a weight in metric tonnes and instantly get the equivalent in carats (1 t = 5,000,000 ct).
How it works
- Enter the weight in metric tonnes in the input field.
- The tool multiplies your value by 5,000,000 (the number of carats per tonne).
- The result in carats is displayed instantly.
- Use the reverse field to convert carats back to tonnes.
- Click Copy to copy either result to your clipboard.
Use cases
- Convert gem rough material weights for bulk trading.
- Cross-check carat totals when reviewing mining output reports.
- Education: understand the scale between everyday mass and gemstone weight.
- Jewelry industry: compare large lot weights expressed in tonnes to per-stone carat counts.
- Scientific research involving diamond or corundum specimens.
- Customs and import paperwork requiring carat declarations.
Frequently Asked Questions
Last updated: 2026-06-11 ·
Reviewed by Nham Vu