Card Trivia:Gem-Knight Seraphinite
- This card is a "Gem-Knight" fusion of "Gem-Knight Lazuli" and "Sacred Spica".
- This card, along with Gem-Knight Lazuli, are the first female Gem-Knights to be shown.
- This is the first female Gem-Knight fusion to be shown.
- It should be noted that this card is unable to be Fusion Summoned with solely "Gem-Knight"s (unless "DNA Transplant" makes all monsters LIGHT), which is the first "Gem-Knight" fusion to do so.
- This card is named after Seraphinite, a trade name for a particular form of clinochlore, a member of the Chlorite group.
- This stone's name is, in turn, a reference to the Seraphim, the angels of heaven.
- This is the only Gem-Knight monster to have a Type other than Aqua, Pyro, Rock, or Thunder.