Niewmismatic Error Coins

Malaysia Parliament House Series 1968 50 Cents Security Edge 3 Varieties.
Rarity:V1(R),V2(RR),V3(RRR).
The security line on edge occurs on the Malaysia 50 Cents coins bearing the year date 1967,1968 and 1969.However, some of the coins dated 1967,1968 and 1969 occur with only the milled edge (security line missing). This ommission of the security line on edge has occured due to a minting error.

The security edge on the Malaysia 50 Cents coin bearing year dated 1968 has 3 variety.
  
Variety 1:
It is common and similar to 50 Cents with security edge on year dated 1967 and 1969. The incused groove at the center of the milled edge around the coin is broader in size and exhibits with many big round grains or beads in the groove.

Variety 2:
It is scarcer, it exhibits a very narrow groove at the center of the milled edge around the coin and the grains or beads in the groove are almost invisible.

Variety 3:
This is a more scarcer variety if compared to V1 and V2. It has a narrow groove at the center of the milled edge around the coin and the grains or beads in the groove are visible but you can see milled stripes on the grains or beads.

Comparison:
1968 50 Cents Security Edge Variety 1, Variety 2 and Variety 3.