aviculor:

skarchomp:

• Identical Gem placements 
• Similar personalities
• Can project holograms
• Peridot is implied to be robotic, Pearl is referred to as “a defective Pearl”
• Pearls are artificially created by living beings
• “Defective” because she no longer serves homeworld
• “Pearls” were the prototype models for what would become “Peridots” calling it now

Wow, between this and the parallels people have been drawing between Jasper and Amethyst….