This 14K Diamond and Tanzanite Necklace has 1.50 carats of round tanzanite and .15 carats of round diamonds. The chain measures 16 inches. This necklace is also available in white gold. Brand: Jewelrycastle Design: Gemstone Occasion: Birthday Metal Stamp: 14 kt Diamond Color: G-J Diamond Clarity: I1 clarity Diamond Weight: 0.15 Gem Weight: 1.5