Card Trivia:Gem-Knight Quartz
- This card is named after the mineral quartz.
- This monster is based on "Gem-Knight Lady Brilliant Diamond" and "Gem-Knight Lazuli".
- This monster is also based on Julia Krystal, who used a "Gem-Knight" Deck in the Yu-Gi-Oh! ARC-V anime.
- The pronunciation of "Quartz" (クォーツ Kwōtsu) is similar to the pronunciation of Julia Krystal's Japanese surname, Masumi Koutsu (光津 真澄 Kōtsu Masumi).
- This card's Fairy Type is a reference to the "Melodious" archetype, which was used by Zuzu Boyle in the anime, who had a friendly rivalry with Julia.
- This monster is also based on Julia Krystal, who used a "Gem-Knight" Deck in the Yu-Gi-Oh! ARC-V anime.
- This monster has a Fusion with "Brilliant Rose": "Gem-Knight Lady Rose Diamond".
