Troy Ounce to Stone Converter
Convert Troy Ounce (oz t) to Stone (st) instantly. 1 oz t = 0.004898 st.
Mass Converter
26 units available
1 oz t = 0.004898 st
Formula:
st = oz t × 0.0048979592With your value: 1 oz t = 0.00489796 st
How big is that?
Everyday references on a logarithmic scale, all expressed in troy ounce so you can sanity-check the result.
Other Troy Ounce to Stone conversions
Troy Ounce to Stone Conversion Table
| Troy Ounce (oz t) | Stone (st) |
|---|---|
| 0.5 | 0.002449 |
| 1 | 0.004898 |
| 2 | 0.009796 |
| 5 | 0.02449 |
| 10 | 0.04898 |
| 15 | 0.073469 |
| 20 | 0.097959 |
| 25 | 0.122449 |
| 50 | 0.244898 |
| 100 | 0.489796 |
| 250 | 1.22449 |
| 500 | 2.44898 |
| 1000 | 4.897959 |
Stone to Troy Ounce Conversion Table
| Stone (st) | Troy Ounce (oz t) |
|---|---|
| 0.5 | 102.083333 |
| 1 | 204.166667 |
| 2 | 408.333333 |
| 5 | 1,020.833333 |
| 10 | 2,041.666667 |
| 15 | 3,062.5 |
| 20 | 4,083.333333 |
| 25 | 5,104.166667 |
| 50 | 10,208.333333 |
| 100 | 20,416.666667 |
| 250 | 51,041.666667 |
| 500 | 102,083.333333 |
| 1000 | 204,166.666667 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Troy Ounce (oz t)
Mass
1 troy ounce = 480 grains = 0.031 103 476 8 kg exactly. Used for precious metals only.
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Stone (st)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Troy Ounce to Stone
To convert from Troy Ounce (oz t) to Stone (st), multiply the value by 0.0048979592.
Formula: st = oz t × 0.0048979592
Reverse: oz t = st × 204.1666666667
Step-by-Step Example
- Start with your value in Troy Ounce. For example: 5 oz t
- Multiply by the conversion factor: 5 x 0.0048979592
- The result is: 0.02449 st
About Troy Ounce
The troy ounce equals approximately 31.1 grams and is used for weighing precious metals like gold, silver, and platinum.
Common uses: gold trading, silver markets, precious metals.
About Stone
The stone equals 14 pounds or about 6.35 kg. It is primarily used in the UK and Ireland for expressing body weight.
Fun Fact: The stone varied in weight depending on the commodity being weighed until it was standardized at 14 pounds in 1835.
Common uses: body weight (UK), agriculture.
Frequently Asked Questions
How many Stone are in 1 Troy Ounce?
There are exactly 0.0048979592 Stone in 1 Troy Ounce. This means the conversion factor from Troy Ounce to Stone is 0.0048979592.
What is the formula to convert Troy Ounce to Stone?
The formula to convert Troy Ounce to Stone is: st = oz t × 0.0048979592. For example, to convert 10 Troy Ounce to Stone, you would multiply 10 by 0.0048979592.
What is a Troy Ounce?
The troy ounce equals approximately 31.1 grams and is used for weighing precious metals like gold, silver, and platinum.
What is a Stone?
The stone equals 14 pounds or about 6.35 kg. It is primarily used in the UK and Ireland for expressing body weight.
What are the common uses of Troy Ounce?
The Troy Ounce is commonly used in gold trading, silver markets, precious metals.
Related Mass Conversions
Cite this page
UnitConvertLab. (2026). Troy Ounce to Stone converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/troy_ounce-to-stone