An aquamarine stone encircled by sparkling diamonds and an 18-karat white-gold setting serves as the stunning focal point of this handcrafted pendant necklace. Lobster clasp closure. Total diamond weight: 0.15ct.. Color: G. Clarity: VS. 18k gold/diamond/aquamarine. Imported. <a data-cke-saved-href="http://i.nordstromimage.com/images/store/boutique/4_14_Diamond_Guide/Diamond_Guide_71519.pdf" href="http://i.nordstromimage.com/images/store/boutique/4_14_Diamond_Guide/Diamond_Guide_71519.pdf" target="_blank">Diamond Guide.