carat (metric)
| Symbol: | ct. |
| Category: | Mass |
| SI Equivalent: | 2×10-4 kg |
| Dimension: | M |
| System: | INT |
| Notes | |
| Metric unit of mass employed in the jewelry industry for weighing precious metals and precious stones. Carat is derived from the Sanskrit word 'quirrat', the seeds of the carob tree which were used to weigh precious metals due to their small sizes and uniformity in weight. 1 carat (metric) = 200 mg | |
79 conversions, showing those commonly used | Show all
1 ct. =
| Mass | ||
| Symbol | Unit Name | |
| 1.20443×1023 | u, uma, Da(12C), AMU | atomic unit of mass (12C) |
| 1.20481×1023 | u, uma, Da(16O), AMU | atomic unit of mass (16O) |
| 1.19508×1023 | u, uma, Da(1H), AMU | atomic unit of mass (1H) |
| 0.974673 | ct (troy) | carat (troy) |
| 1.20443×1023 | u, uma, Da | dalton (atomic unit of mass) |
| 1.37044×10-5 | slug | geepound (slug) |
| 3.08647 | gr (avdp.), gr (av.) | grain (avoirdupois) |
| 3.08647 | gr (troy) | grain (troy) |
| 0.2 | g | gram |
| 2×10-4 | kg | kilogram |
| 4.40925×10-7 | kip | kilopound (kip) |
| 200 | mg | milligram |
| 7.05479×10-3 | oz (advp.), oz (av.) | ounce (avoirdupois) |
| 6.43015×10-3 | oz (troy) | ounce (troy) |
| 4.40925×10-4 | lb | pound |
| 5.35846×10-4 | lb (troy), lb (tr.) | pound (troy) |
| 1.37044×10-5 | slug (geepound) | |
| 2×10-7 | ton (metric) | |
| 1.96841×10-7 | UK ton, lg ton | ton (UK, long) |
| 2.20462×10-7 | ton (US, short) | |
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