Lab-Created Blue Sapphire Sterling Silver Lab-Grown Blue Sapphire & .02 CTW Diamond 18" Necklace 86793 / Necklace / Set / Sterling Silver / Lab-Created Blue Sapphire / 3 Mm / 8.3 X 4.1 Mm / 18 In / Polished / Lab-Created Blue Sapphire And .02 Ctw Diamond NecklaceLength: 457.200mm (18 inches)Width: 1mm (0.039 inches)Height: 2.15mm (0.085 inches)Gemstones:1 of 01.50 MM (01.41 - 01.55) Full Cut I1 ROUND FULL CUT G-H GENUINE DIAMOND1 of 03.00 MM Gem Faceted Lab Created BLUE Sapphire - Round Faceted; Gem QualitySpecifications:Primary Stone Count: 1-stoneChain Length: 18 InClasp Type: Spring RingMaterial: Sterling SilverApprox. Length: 18 InApprox. Width: 4.1 mmApprox. Height: 2.15 mmPlating Type: N/ASurface Finish: PolishedChain Width: 1 mmPrimary Stone Shape: RoundPrimary Stone Size: 3 mmDiamond Color: G-HDiamond Clarity: I1Primary Stone Type: Lab-Created SapphireSelling Unit of Measure: EAChain Style: CablePendant Dimensions: 8.3x4.1 mm