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  2. STD to GTQ
  3. 100 STD

Convert 100 Old São Tomé Dobra (STD) to Guatemalan Quetzal (GTQ)

Convert old São Tomé dobras to Guatemalan quetzals at the live mid-market rate. Reverse: GTQ 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 GTQ.

100 old São Tomé dobras =

0.03504 GTQ +0.67% today

1 STD = 0.00035042 GTQ · 1 GTQ = 2,853.69 STD

Mid-market rate, updated 09:09 UTC. Paid plans update as often as every 60 seconds. Get STD→GTQ rates via API

STD to GTQ over the last year

0.000350.000360.00037Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.00037140
52-week low
0.00034698
52-week average
0.00035955
Change over the year
−4.15%

Conversion tables

STD to GTQ
STD GTQ
1 STD 0.0003504 GTQ
10 STD 0.003504 GTQ
100 STD 0.03504 GTQ
1,000 STD 0.3504 GTQ
10,000 STD 3.50 GTQ
50,000 STD 17.52 GTQ
100,000 STD 35.04 GTQ
GTQ to STD
GTQ STD
1 GTQ 2,853.69 STD
10 GTQ 28,536.95 STD
100 GTQ 285,369.46 STD
1,000 GTQ 2,853,694.63 STD
10,000 GTQ 28,536,946.26 STD
50,000 GTQ 142,684,731.28 STD
100,000 GTQ 285,369,462.56 STD

Get STD→GTQ rates via API

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

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Questions about STD to GTQ

How much is 100 STD in GTQ?

100 old São Tomé dobras is 0.03504 Guatemalan quetzals at the mid-market rate of 4 October 2026, 09:09 UTC, when 1 STD = 0.00035042 GTQ.

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

Over the last 52 weeks 1 STD ranged from 0.00034698 to 0.0003714 GTQ, 0.00035955 GTQ on average.

Which exchange rate is this?

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