This stunning half-moon-shaped sterling silver necklace features a cat motif encasing a heart-shaped peridot set in a bazal setting. For those who love cats, regardless of age, this exquisite Cat and Moon Necklace is the perfect present. Details of the Product length 22.53 mm, width 19.74 mm, and approximate weight of 5.11 GRM DIAMOND DETAILS Size of Peridot: 4 mm (approximate) The approximate size of the diamond is 2/1.8/1.7/1.5/1.4/1.3/1.2/1.1/1 mm.