December birthstone Zircon is known for resembling diamond more closely than any other natural gem. Its intense fire and strong luster make it highly desirable. While zircons come in a number of colors, blue examples are by far the most popular. This particular 1.00 CT. Blue Zircon centerpiece in a four-point white gold setting displays a striking blue color and is framed by two sidestones totaling 0.08 CT. The sidestones sit in finely detailed flower settings, delicately balanced on a split ring shaft of 14k gold. As the base smoothly transitions into a solid band, gold bearing inserts along the circumference of the ring bring a contemporary touch to its timeless design.