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Old Mauritanian Ouguiya (MRO) to Swiss Franc (CHF)

Convert old Mauritanian ouguiyas to Swiss francs at the live mid-market rate. Reverse: CHF 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 CHF.

1 Old Mauritanian Ouguiya =

0.002331 CHF +0.20% today

1 MRO = 0.00233132 CHF · 1 CHF = 428.942 MRO

Mid-market rate, updated 01:30 UTC. Paid plans update as often as every 60 seconds. Get MRO→CHF rates via API

MRO to CHF over the last year

0.00220.0023Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0023409
52-week low
0.0021379
52-week average
0.0022316
Change over the year
+4.41%

Conversion tables

MRO to CHF
MRO CHF
1 MRO 0.002331 CHF
10 MRO 0.02331 CHF
100 MRO 0.2331 CHF
1,000 MRO 2.33 CHF
10,000 MRO 23.31 CHF
50,000 MRO 116.57 CHF
100,000 MRO 233.13 CHF
CHF to MRO
CHF MRO
1 CHF 428.94 MRO
10 CHF 4,289.42 MRO
100 CHF 42,894.19 MRO
1,000 CHF 428,941.90 MRO
10,000 CHF 4,289,418.96 MRO
50,000 CHF 21,447,094.82 MRO
100,000 CHF 42,894,189.64 MRO

Get MRO→CHF rates via API

The live rate, the rate on any past day or a whole range, for CHF 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=CHF \
  -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=CHF \
  -d date=2025-10-02 \
  -H "apikey: YOUR-API-KEY"

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Questions about MRO to CHF

How much is 1 MRO in CHF?

1 Old Mauritanian Ouguiya is 0.00233132 Swiss francs at the mid-market rate of 2 October 2026, 01:30 UTC, and 1 CHF is 428.942 MRO.

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

Over the last 52 weeks 1 MRO ranged from 0.0021379 to 0.0023409 CHF, 0.00223163 CHF on average.

Which exchange rate is this?

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