Sears offers the Seventeen Junior's Metal & Rhinestone Stud Earrings 6-Pack for $3.99. Choose in-store pickup to avoid the $5.75 shipping fee. At $0.33/stud, that's $12 off list and among the cheapest studs we've seen. It includes three pairs of round studs and three pairs of triangle studs done in multicolored rhinestones.
Of note, Shop Your Way Rewards members will earn a Sears credit with this purchase and may be eligible for additional credits and discounts.