Convert 1 Old São Tomé Dobra (STD) to Cuban Convertible Peso (CUC)

Convert old São Tomé dobras to Cuban Convertible Peso at the live mid-market rate. Reverse: CUC 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 CUC.

The Cuban Convertible Peso is no longer in use

Cuban Convertible Peso (CUC) was replaced by the Cuban Peso (CUP) in 2021. For today’s money, convert STD to CUP.

Amount

From

1 Old São Tomé Dobra =

0.00004585 CUC +0.67% today

1 STD = 0.00004585 CUC · 1 CUC = 21,810.79 STD

Mid-market rate, updated 12:25 UTC. Paid plans update as often as every 60 seconds. Get STD→CUC rates via API

STD to CUC over the last year

52-week high: 0.00004844
52-week low: 0.00004540
52-week average: 0.00004704
Change over the year: −3.93%

Conversion tables

STD to CUC
STD	CUC
1 STD	0.00004585 CUC
10 STD	0.0004585 CUC
100 STD	0.004585 CUC
1,000 STD	0.04585 CUC
10,000 STD	0.4585 CUC
50,000 STD	2.29 CUC
100,000 STD	4.58 CUC

CUC to STD
CUC	STD
1 CUC	21,810.79 STD
10 CUC	218,107.91 STD
100 CUC	2,181,079.06 STD
1,000 CUC	21,810,790.56 STD
10,000 CUC	218,107,905.61 STD
50,000 CUC	1,090,539,528.03 STD
100,000 CUC	2,181,079,056.07 STD

Get STD→CUC rates via API

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

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Questions about STD to CUC

How much is 1 STD in CUC?

1 Old São Tomé Dobra is 0.00004585 Cuban Convertible Peso at the mid-market rate of 4 October 2026, 12:25 UTC, when 1 STD = 0.00004585 CUC.

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

Over the last 52 weeks 1 STD ranged from 0.0000454 to 0.00004844 CUC, 0.00004704 CUC on average.

Which exchange rate is this?

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