CM24 ROYAL ORDER OF LABOR MERIT
  Ordre Royal du Merite Ouvrier
(Meday Kunbenach Khang Chomneang)
three classes – reportedly established February 15, 1966
  For: factory managers, public works and railroad supervisors, and individual output, personal initiative, or personal example in industrial production
  Design: Obverse: in the shape of a gold cogwheel, with inside that a green wreath, and inside that a round light blue disk with a stylized crossed hammers above and silver anvil below, with the suspension a gold Khmer crown;
    Reverse: plain
  Ribbon: 37mm; light blue 5mm, white 2½mm, light blue 8½mm, yellow 5mm, light blue 8½mm, white 2½mm, light blue 5mm

This order was illustrated in an article in the Cambodian magazine Kambuja in February 1966.  It is not known, however, whether any were ever actually awarded. 

Examples of this order suddenly showed up on the market, probably being sold from a cache held by the original French manufacturer.

24/1 Commander / Commandeur / (Thipden)
  Design: badge – as above, round, 44mm across, suspended from a cravat
  Ribbon: 37mm; service bar - with rosette and silver wings

Royal Order of Labor Merit Commander
24/1 Commander

 

24/2 Officer / Officier / (Senea)
  Design: breast badge – as above, round, 44mm across, with rosette on suspension ribbon
  Ribbon: 37mm; service bar - with rosette

Royal Order of Labor Merit Officer
24/2 Officer

 

24/3 Knight / Chevalier / (Assarutti)
  Design: breast badge – as above, round, 44mm across, with suspension ribbon
  Ribbon: 37mm; service bar – without rosette

Royal Order of Labor Merit Knight
24/3 Knight