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Convert 50,000 Old São Tomé Dobra (STD) to Icelandic Króna (ISK)

Convert old São Tomé dobras to Icelandic krónur at the live mid-market rate. Reverse: ISK 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 ISK.

50,000 old São Tomé dobras =

279 ISK +0.61% today

1 STD = 0.0055866 ISK · 1 ISK = 179.00 STD

Mid-market rate, updated 14:49 UTC. Paid plans update as often as every 60 seconds. Get STD→ISK rates via API

STD to ISK over the last year

0.00560.00580.006Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0060764
52-week low
0.0055349
52-week average
0.0058289
Change over the year
−3.21%

Conversion tables

STD to ISK
STD ISK
1 STD 0.005587 ISK
10 STD 0.05587 ISK
100 STD 0.5587 ISK
1,000 STD 6 ISK
10,000 STD 56 ISK
50,000 STD 279 ISK
100,000 STD 559 ISK
ISK to STD
ISK STD
1 ISK 179.00 STD
10 ISK 1,790.00 STD
100 ISK 17,899.99 STD
1,000 ISK 178,999.86 STD
10,000 ISK 1,789,998.60 STD
50,000 ISK 8,949,993.00 STD
100,000 ISK 17,899,986.01 STD

Get STD→ISK rates via API

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

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Questions about STD to ISK

How much is 50,000 STD in ISK?

50,000 old São Tomé dobras is 279 Icelandic krónur at the mid-market rate of 4 October 2026, 14:49 UTC, when 1 STD = 0.0055866 ISK.

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

Over the last 52 weeks 1 STD ranged from 0.0055349 to 0.00607644 ISK, 0.00582892 ISK on average.

Which exchange rate is this?

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