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Old Mauritanian Ouguiya (MRO) to Samoan Tala (WST)

Convert old Mauritanian ouguiyas to Samoan Tala at the live mid-market rate. Reverse: WST to MRO

The Old Mauritanian Ouguiya is no longer in use

Old Mauritanian Ouguiya (MRO) was replaced by the Mauritanian Ouguiya (MRU) in 2018. For today’s money, convert MRU to WST.

1 Old Mauritanian Ouguiya =

0.007811 WST 0.00% today

1 MRO = 0.00781124 WST · 1 WST = 128.021 MRO

Mid-market rate, updated 03:55 UTC. Paid plans update as often as every 60 seconds. Get MRO→WST rates via API

MRO to WST over the last year

0.00760.0078Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0079236
52-week low
0.0074960
52-week average
0.0076797
Change over the year
+0.19%

Conversion tables

MRO to WST
MRO WST
1 MRO 0.007811 WST
10 MRO 0.07811 WST
100 MRO 0.7811 WST
1,000 MRO 7.81 WST
10,000 MRO 78.11 WST
50,000 MRO 390.56 WST
100,000 MRO 781.12 WST
WST to MRO
WST MRO
1 WST 128.02 MRO
10 WST 1,280.21 MRO
100 WST 12,802.06 MRO
1,000 WST 128,020.64 MRO
10,000 WST 1,280,206.40 MRO
50,000 WST 6,401,032.02 MRO
100,000 WST 12,802,064.04 MRO

Get MRO→WST rates via API

The live rate, the rate on any past day or a whole range, for WST 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=MRO -d currencies=WST \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=MRO -d currencies=WST \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about MRO to WST

How much is 1 MRO in WST?

1 Old Mauritanian Ouguiya is 0.00781124 Samoan Tala at the mid-market rate of 4 October 2026, 03:55 UTC, and 1 WST is 128.021 MRO.

What was the MRO to WST rate over the last year?

Over the last 52 weeks 1 MRO ranged from 0.00749596 to 0.00792358 WST, 0.00767969 WST on average.

Which exchange rate is this?

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