If I remember correctly, the max capacity. As for what the limit is. Accessory Slots can be extremely helpful for players. Accessory Slot may refer to: A mechanic in Final Fantasy XIII and Final Fantasy XIII; accessory slots are unlocked in the Crystarium system. For a list of the unique/limited-. Here's how to increase Accessory Slots in Crisis Core: Final Fantasy 7 Reunion. . More Accessory Slots are available in the Crystarium as you advance through the game (last slot is unlocked at Stage 10). The 4th Accessory slot for each character will be in whichever primary role hasn't already unlocked an extra Accessory slot. Each accessory takes a certain amount of capacity, and you have a maximum capacity for accessories. Fair warning, if you don't have any extra inventory slots, all extra items won from quest completion will be lost. For Final Fantasy XIII on the PlayStation 3, a GameFAQs message board topic titled "Max amount of accessory slots?". Recommended Accessory Setups: Early Setup: 1- Watchman's Amulet/Shrouding Talisman 2- HP Boost/Royal Armlet Keep Vidofnir equipped and dual.