Shop › 18K Two Tone Diamond Drop Omega Necklace Image 1 of 2 Image 2 of 2 18K Two Tone Diamond Drop Omega Necklace $6,389.00 .41ct total diamond weight set in 18K yellow and white gold 2.26mm, 16” omega necklace. SKU ALJ18HRN693YWD16 Quantity: Add To Cart Added! .41ct total diamond weight set in 18K yellow and white gold 2.26mm, 16” omega necklace. SKU ALJ18HRN693YWD16 You Might Also Like Adjustable Pearl Strand with 14K White Gold Clasp $3,250.00 18K Two Tone Polished Fancy Circle Necklace $7,920.00 14K Yellow Gold Diamond Necklace $21,700.00 14K White Gold Diamond Station Necklace $2,750.00 14K Yellow Gold Polished and Twisted Link Onyx Necklace $8,655.00