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  2. SLL to UYU

Old Sierra Leonean Leone (SLL) to Uruguayan Peso (UYU)

Convert old Sierra Leonean leones to Uruguayan pesos at the live mid-market rate. Reverse: UYU to SLL

The Old Sierra Leonean Leone is no longer in use

Old Sierra Leonean Leone (SLL) was replaced by the Sierra Leonean Leone (SLE) in 2022. For today’s money, convert SLE to UYU.

1 Old Sierra Leonean Leone =

0.001763 UYU 0.00% today

1 SLL = 0.00176263 UYU · 1 UYU = 567.334 SLL

Mid-market rate, updated 11:37 UTC. Paid plans update as often as every 60 seconds. Get SLL→UYU rates via API

SLL to UYU over the last year

0.001650.00170.001750.0018Nov ’25Jan ’26Mar ’26May ’26Jul ’26Sep ’26
52-week high
0.0017927
52-week low
0.0016467
52-week average
0.0017465
Change over the year
0.00%

Conversion tables

SLL to UYU
SLL UYU
1 SLL 0.001763 UYU
10 SLL 0.01763 UYU
100 SLL 0.1763 UYU
1,000 SLL 1.76 UYU
10,000 SLL 17.63 UYU
50,000 SLL 88.13 UYU
100,000 SLL 176.26 UYU
UYU to SLL
UYU SLL
1 UYU 567.33 SLL
10 UYU 5,673.34 SLL
100 UYU 56,733.40 SLL
1,000 UYU 567,333.96 SLL
10,000 UYU 5,673,339.55 SLL
50,000 UYU 28,366,697.77 SLL
100,000 UYU 56,733,395.54 SLL

Get SLL→UYU rates via API

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

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

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Questions about SLL to UYU

How much is 1 SLL in UYU?

1 Old Sierra Leonean Leone is 0.00176263 Uruguayan pesos at the mid-market rate of 4 October 2026, 11:37 UTC, and 1 UYU is 567.334 SLL.

What was the SLL to UYU rate over the last year?

Over the last 52 weeks 1 SLL ranged from 0.00164666 to 0.00179267 UYU, 0.00174645 UYU on average.

Which exchange rate is this?

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