Magnificent 3.86 carats Colombian Emerald Platinum Diamond Vintage Ring! The emerald comes with a GIA certificate identifying source as Colombian. A halo of near colorless round diamonds accent each side of the emerald. Truly a spectacular specimen! Ring Size: 4.25 Total Weight: 10.87 grams Precious Metal: Platinum Precious stones: -Emerald Center Stone: 3.86 carats, 9.2mm x 9.2mm -White Diamonds: 1.3 carats Hallmark: Pt900, 1.30, 3.86 This piece comes with a GIA Certificate 3.86Ct Magnificent Colombian Emerald Diamond Platinum Ring Vintage Size 4.25