I couldn't miss the chance to practice my drawing!
The Guardian Bangle provides 3 attack and 2 magic at level 1, while at level 30 providing 5 attack and 4 defense, has three empty slots, and can only be dropped from the Guardian. When turned into a jewel, a level 3-9 Guardian Bangle makes a Guard Stone 2, level 10-19 makes a Guard Stone 2, and level 20-30 makes a Small Citrine.
The Guardian Bangle is an rank S accessory, and provides Defense +5%.
The Guardian Bangle is an rank S accessory that provides Defense +2%.
References to other media
In the game Chrono Trigger, there is an accessory called the Guardian Bangle. It raises stamina by 2.
Lists of accessories