| SPECIFICATIONS | |
| Denomination | Ten cents |
| Alloy | Aluminum |
| Diameter | 23.1/21.0 mm |
| Thickness | 1.6 mm |
| Weight | 1.30 gms |
| Shape | eight scallops |
| Edge | Plain |
| DieAxis | 0° |
| Mint | Royal,Llantrisant |
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| KM #140a | ||||||||||||||||||||||
Obverse : The Armorial Ensign of Sri Lanka within circle of radial dashes along periphery with raised rim.
Reverse : The large numeral denomination 10 with big
සත දහය in Sinhala,
and smaller
பத்து சதம் in Thamil
and TEN CENTS below and year of issue at the bottom,
with traditional Sinhala Liyavela art on either side, and country name
ශ්රී ලංකා (Sri Lanka) in Sinhala, centered on top. All within circle of radial dashes along periphery with raised rim.
| Year | Alloy | Issue | Mint | Proof |
| 1975 | Aluminum | rare oms | ||
| 1978 | Aluminum | 188,820,000 | Yes | |
| 1988 | Aluminum | 40,000,000 | ||
| 1991 | Aluminum | 50,000,000 |
The rare Aluminum Off-Metal-Strike (OMS) of 1975 was not legal-tender.
Although very rarely seen in circulation this coin is legal tender and is not released by the Central Bank except on special request.
The coin was scaned at 300 dpi and the images are displayed at 250 dpi.