Convert 10 Old São Tomé Dobra (STD) to Gold Ounce (XAU)

Convert old São Tomé dobras to Gold Ounces at the live mid-market rate. Reverse: XAU to STD

The Old São Tomé Dobra is no longer in use

Old São Tomé Dobra (STD) was replaced by the São Tomé and Príncipe Dobra (STN) in 2018. For today’s money, convert STN to XAU.

Amount

From

10 old São Tomé dobras =

0.00000011 XAU +0.91% today

1 STD = 0.00000001 XAU · 1 XAU = 90,242,984.91 STD

Mid-market rate, updated 08:49 UTC. Paid plans update as often as every 60 seconds. Get STD→XAU rates via API

STD to XAU over the last year

52-week high: 0.00000001
52-week low: 0.00000001
52-week average: 0.00000001
Change over the year: −9.76%

Conversion tables

STD to XAU
STD	XAU
1 STD	0.00000001 XAU
10 STD	0.00000011 XAU
100 STD	0.00000111 XAU
1,000 STD	0.0000111 XAU
10,000 STD	0.000111 XAU
50,000 STD	0.000555 XAU
100,000 STD	0.00111 XAU

XAU to STD
XAU	STD
1 XAU	90,242,984.91 STD
10 XAU	902,429,849.06 STD
100 XAU	9,024,298,490.58 STD
1,000 XAU	90,242,984,905.82 STD
10,000 XAU	902,429,849,058.21 STD
50,000 XAU	4,512,149,245,291.07 STD
100,000 XAU	9,024,298,490,582.14 STD

Get STD→XAU rates via API

The live rate, the rate on any past day or a whole range, for XAU and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation

curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=STD -d currencies=XAU \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=STD -d currencies=XAU \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about STD to XAU

How much is 10 STD in XAU?

10 old São Tomé dobras is 0.00000011 Gold Ounces at the mid-market rate of 4 October 2026, 08:49 UTC, when 1 STD = 0.00000001 XAU.

What was the STD to XAU rate over the last year?

Over the last 52 weeks 1 STD ranged from 0.00000001 to 0.00000001 XAU, 0.00000001 XAU on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for STD/XAU, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.