Convert 100 Old São Tomé Dobra (STD) to Omani Rial (OMR)

Convert old São Tomé dobras to Omani rials at the live mid-market rate. Reverse: OMR 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 OMR.

Amount

From

100 old São Tomé dobras =

0.001766 OMR +0.67% today

1 STD = 0.00001766 OMR · 1 OMR = 56,636.68 STD

Mid-market rate, updated 05:56 UTC. Paid plans update as often as every 60 seconds. Get STD→OMR rates via API

STD to OMR over the last year

52-week high: 0.00001865
52-week low: 0.00001748
52-week average: 0.00001811
Change over the year: −3.93%

Conversion tables

STD to OMR
STD	OMR
1 STD	0.00001766 OMR
10 STD	0.0001766 OMR
100 STD	0.001766 OMR
1,000 STD	0.01766 OMR
10,000 STD	0.1766 OMR
50,000 STD	0.8828 OMR
100,000 STD	1.766 OMR

OMR to STD
OMR	STD
1 OMR	56,636.68 STD
10 OMR	566,366.85 STD
100 OMR	5,663,668.47 STD
1,000 OMR	56,636,684.71 STD
10,000 OMR	566,366,847.10 STD
50,000 OMR	2,831,834,235.48 STD
100,000 OMR	5,663,668,470.96 STD

Get STD→OMR rates via API

The live rate, the rate on any past day or a whole range, for OMR 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=OMR \
  -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=OMR \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about STD to OMR

How much is 100 STD in OMR?

100 old São Tomé dobras is 0.001766 Omani rials at the mid-market rate of 4 October 2026, 05:56 UTC, when 1 STD = 0.00001766 OMR.

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

Over the last 52 weeks 1 STD ranged from 0.00001748 to 0.00001865 OMR, 0.00001811 OMR on average.

Which exchange rate is this?

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