4 removed old version
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R (130 119 113 bytes)

plot(c(2,4,6,4,6),c(2,2,2,6,4),ann=F,ax=F,xlim=c(1,7),ylim=c(1,7),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1);box()
plot(c(2,4,6,4,6),c(2,2,2,6,4),an=F,ax=F,xli=(l=c(1,7)),yli=l,xaxs="i",yaxs="i",pch=16,cex=19);grid(3,lt=1);box()

enter image description here

R (130 119 113 bytes)

plot(c(2,4,6,4,6),c(2,2,2,6,4),ann=F,ax=F,xlim=c(1,7),ylim=c(1,7),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1);box()
plot(c(2,4,6,4,6),c(2,2,2,6,4),an=F,ax=F,xli=(l=c(1,7)),yli=l,xaxs="i",yaxs="i",pch=16,cex=19);grid(3,lt=1);box()

enter image description here

R (130 119 113 bytes)

plot(c(2,4,6,4,6),c(2,2,2,6,4),an=F,ax=F,xli=(l=c(1,7)),yli=l,xaxs="i",yaxs="i",pch=16,cex=19);grid(3,lt=1);box()

enter image description here

3 implemented @kundor's suggestions / removed `\n` from byte count
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R (131130 120119 113 bytes)

plot(c(2,4,6,4,6),c(2,2,2,6,4),ann=F,ax=F,xlim=c(1,7),ylim=c(1,7),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1);box()
plot(c(2,4,6,4,6),c(2,2,2,6,4),an=F,ax=F,xli=(l=c(1,7)),yli=l,xaxs="i",yaxs="i",pch=16,cex=19);grid(3,lt=1);box()

enter image description here

R (131 120 bytes)

plot(c(2,4,6,4,6),c(2,2,2,6,4),ann=F,ax=F,xlim=c(1,7),ylim=c(1,7),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1);box()

enter image description here

R (130 119 113 bytes)

plot(c(2,4,6,4,6),c(2,2,2,6,4),ann=F,ax=F,xlim=c(1,7),ylim=c(1,7),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1);box()
plot(c(2,4,6,4,6),c(2,2,2,6,4),an=F,ax=F,xli=(l=c(1,7)),yli=l,xaxs="i",yaxs="i",pch=16,cex=19);grid(3,lt=1);box()

enter image description here

2 replaced `xaxt="n",yaxt="n"` by `ax=F`,`;box()` (-7 bytes) & doubled coordinates (-4 bytes)
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R (131131 120 bytes)

plot(c(1:3,2:3,4,6,4,6),c(12,12,12,36,24),ann=F,xaxt="n",yaxt="n"ax=F,xlim=c(.51,3.57),ylim=c(.51,3.57),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1);box()

enter image description here

R (131 bytes)

plot(c(1:3,2:3),c(1,1,1,3,2),ann=F,xaxt="n",yaxt="n",xlim=c(.5,3.5),ylim=c(.5,3.5),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1)

enter image description here

R (131 120 bytes)

plot(c(2,4,6,4,6),c(2,2,2,6,4),ann=F,ax=F,xlim=c(1,7),ylim=c(1,7),xaxs="i",yaxs="i",pch=16,cex=19);grid(3,3,lt=1);box()

enter image description here

1
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