Convert 10 Old São Tomé Dobra (STD) to Old Zambian Kwacha (ZMK)

Convert old São Tomé dobras to old Zambian kwachas at the live mid-market rate. Reverse: ZMK 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 ZMK.

The Old Zambian Kwacha is no longer in use

Old Zambian Kwacha (ZMK) was replaced by the Zambian Kwacha (ZMW) in 2013. For today’s money, convert STD to ZMW.

Amount

From

10 old São Tomé dobras =

4 ZMK −0.16% today

1 STD = 0.409274 ZMK · 1 ZMK = 2.44335 STD

Mid-market rate, updated 17:13 UTC. Paid plans update as often as every 60 seconds. Get STD→ZMK rates via API

STD to ZMK over the last year

52-week high: 0.43597
52-week low: 0.40863
52-week average: 0.42337
Change over the year: −4.72%

Conversion tables

STD to ZMK
STD	ZMK
1 STD	0.4093 ZMK
10 STD	4 ZMK
100 STD	41 ZMK
1,000 STD	409 ZMK
10,000 STD	4,093 ZMK
50,000 STD	20,464 ZMK
100,000 STD	40,927 ZMK

ZMK to STD
ZMK	STD
1 ZMK	2.44 STD
10 ZMK	24.43 STD
100 ZMK	244.34 STD
1,000 ZMK	2,443.35 STD
10,000 ZMK	24,433.52 STD
50,000 ZMK	122,167.61 STD
100,000 ZMK	244,335.22 STD

Get STD→ZMK rates via API

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

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Questions about STD to ZMK

How much is 10 STD in ZMK?

10 old São Tomé dobras is 4 old Zambian kwachas at the mid-market rate of 4 October 2026, 17:13 UTC, when 1 STD = 0.409274 ZMK.

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

Over the last 52 weeks 1 STD ranged from 0.408635 to 0.435974 ZMK, 0.423371 ZMK on average.

Which exchange rate is this?

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