Vintage Style Colombian Emerald Tennis Bracelet, 3x4mm Emerald Tennis Bracelet. This bracelet contains natural mined Colombian Emeralds measuring 3x4mm, and high quality cubic zirconias. This bracelet is 925 sterling silver and available in platinum plating (silver), gold, and rose gold color. The bracelet length is 18cm with several extra centimeters for adjustment. This item is made to order, please allow up to 10-15 days for processing and delivery of this item.