Density and Mass
cttooz t
Convert metric carats (ct) to troy ounces (oz t).
Factor1 ct = 0.006430149 oz t
Converter
ct
Accepts numbers or expressions, e.g. 150 + 14.7
Result
oz t
Rendered to 6 significant figures.
Formula
Formula
oz t = ct × 0.006430149
Multiply any value in metric carats by 0.006430149 to obtain the value in troy ounces.
Worked example
Convert 200 ct to oz t.
- 01Start with 200 ct.
- 02Multiply by the conversion factor: 200 × 0.006430149 = 1.28603 oz t.
Result200 ct = 1.28603 oz t
Conversion table
| ct | oz t |
|---|---|
| 1 | 0.0064301 |
| 2 | 0.01286 |
| 5 | 0.032151 |
| 10 | 0.064301 |
| 20 | 0.1286 |
| 50 | 0.32151 |
| 100 | 0.64301 |
| 200 | 1.286 |
| 500 | 3.2151 |
| 1000 | 6.4301 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from ct to oz t?
1 ct equals 0.006430149 oz t. To convert, multiply the value in metric carats by 0.006430149.
How do I convert 1 ct to oz t?
1 ct = 0.00643015 oz t. For any value, multiply by 0.006430149.
How do I convert oz t back to ct?
Divide by the same factor — or equivalently, multiply by 155.5174. So 1 oz t = 155.517 ct.
When would I need to convert metric carat to troy ounce?
Mass conversions appear in material balances, reagent dosing, and reconciling vendor specifications across imperial/metric systems.
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).