The Simon G. LP2379 is a Simon-Set diamond pendant necklace in 18K gold featuring 1.50 carats of sparkling diamonds set using Simon G.'s patented Simon-Set technique in an eye-catching design measuring 8.45mm x 21.60mm on a 19-inch chain. A genuinely spectacular and brilliantly conceived fine jewelry pendant - Simon-Set allows the diamonds to sit closer together than any conventional setting, creating a nearly seamless surface of concentrated sparkle at the neckline.Product Details Brand: Simon G. Style: LP2379 Metal: 18K Gold Total Diamond Weight: 1.50 Ct. (Simon-Set) Pendant Dimensions: 8.45mm x 21.60mm Chain Length: 19 inches Style: Simon-Set diamond pendant necklace All diamonds are ethically sourced, 100% natural and conflict-free Availability & Our PromiseMade to Order - 3 to 6 Week Production.Q&AWhat is Simon-Set and why does it matter here? Simon G.'s patented Simon-Set technique places prongs within the diamond face itself - allowing diamonds to sit closer together than any conventional setting and creating an almost seamless, continuous diamond surface of extraordinary brilliance.Is 1.50 Ct. significant for a pendant? Yes - one and a half carats of Simon-Set diamonds creates a genuinely breathtaking pendant of exceptional fine jewelry presence at the neckline.Are you an authorized Simon G. retailer? Yes - Jewelry Couture in Ventura, CA is an authorized Simon G. retailer and all pieces include the Simon G. warranty.