25 mm diameter, aluminum alloy, ~3.7 g, flat edge with incuse inscription ROMANIA (three times); one rhombus occurs after each ROMANIA, the small diagonal of the rhombi being vertical ROMANIA, face value 500 LEI, a globule above, on sides a laurel wreath (with interruptions)	Romanian coat of arms (without the background shield on which it is usually placed), a globule above, below year 1999, at left and at right one open laurel wreath

The pattern pictures above are taken from a renowned auction site, through the kind permission of the owner.

Mr Erwin Schäffer described this pattern as P-504.1 in his catalog [1].

References

1. Schäffer E., România. Proiecte, probe monetare şi catalogul probelor emise. Designs, pattern coins and catalogue of issued coins, 1990 - 2014. vol. II, Guttenbrunn, 2015.