This is a beautiful tennis necklace, it is crafted from 18k white gold featuring graduated saucer like links in graduated size, larger from the center, each link has a round cut diamond, all totaling 5 carats! It secures with a push in clasp and has a latch for added security. The clasp ahs K18 gold content stamp and diamond weight.Material: 18k white goldDiamond: 5.00 total carat weight Color: J Clarity: I2-I3Measurement: 16" long x 0.20" wide x 0.10" highWeight: 11.7 grams