These earrings are made of sterling silver and feature two round Swiss blue topaz stones, each measuring 3mm in diameter. The stones are set in a four-prong setting and have a combined weight of 0.26 carats. The earrings are polished and have a solid construction. They are complete with all stones included and have post and push back closures. These stud earrings are a birthstone for the month of December and are perfect for women. The earrings are 3mm in length and width and are manufactured using the casting and stamping processes. They make a great addition to any jewelry collection and are perfect for any occasion.Material: Primary - Purity: 925Finish: PolishedStone Type 1: Swiss Blue TopazStone Color 1: BlueStone Quantity 1: 2Length of Item: 3 mmStone Setting 1: 4 ProngStone Weight 1: 0.26 ctw (total weight)Feature: SolidManufacturing Process: CastedMaterial: Primary: Sterling SilverCompleteness: Complete (all stones included)Stone Shape 1: RoundStone Size 1: 3 mmItem Weight U/M: gmWidth of Item: 3 mmProduct Type: JewelryJewelry Type: EarringsSold By Unit: PairGender: Women'sMaterial: Primary - Color: WhiteEarring Closure: Post & Push BackEarring Type: StudStone Creation Method 1: NaturalBirthstone Month: (12) DecemberBirthstone Month 1: (12) DecemberManufacturing Process 2: StampingEarring Style: Birthstone