Convert 1 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.

Amount

From

1 Old São Tomé Dobra =

0.0003504 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

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 1 STD in GTQ?

1 Old São Tomé Dobra is 0.0003504 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.