This natural blue sapphire stackable ring features three round 1.5 mm blue sapphires set with a 4-prong in a square cut-out.? This unique setting exudes vintage and retro flare while elegant and timeless. The approximate top dimensions of 3.4 mm add a subtle touch of sparkle, while the tapered shank base of 1.5 mm provides a comfortable fit.? Available in 14k yellow gold, rose gold, white gold and platinum.?