Boardgamegeek https://boardgamegeek.com/boardgame/158915/gem
English - Players are jewel collectors in this tense auction game of asset leverage and wit. In the end, the player who is most effective with his money and cunning in his collecting, will amass the most prestigious and valuable jewel collection. Number 3 in the Pack O Game series.
Ludovox https://ludovox.fr/jeu-de-societe/chewing-games/
French - Il y a pour du 2 joueurs avec Orc (affrontement, majorité) ; Boo (du placement) ; Woo (jeu de plis) ou de 2 à 4 avec Lies (bluff et guessing) ; Gem (enchères et collection) ; Sow (collection, égrainage, objectif secret) ; Dig (pick & delivery) ; Hue (majorité, placement).