Price (Item Level): 4,000 gp (8th)
Body Slot: Throat
Caster Level: 3rd
Aura: Faint; (DC 16) divination
Activation: —
Weight: 1 lb.
This short necklace is composed of white jade and tiny sapphires.
A necklace of warning warns you of impending danger, granting you a +2 bonus to your flat-footed AC (up to a maximum value equal to your normal AC).
Prerequisites: Craft Wondrous Item, augury.
Cost to Create: 2,000 gp, 160 XP, 4 days.
Source: Magic Item Compendium, page 118.