14K White Gold Necklace with synthetic star sapphire and diamond pendant

Purchased at auction. Pictures 4-6 are from auction house. Length is 18.25' -closure type is spring ring. Center stone is a synthetic star sapphire, shaped in round cabochon, measuring 5.50mm. Side stone is a single cut diamond, color grade I=J, clarity VS1-VS2, dimension 1.50mm, total carat weight 0.02 ct. Total approximate weight, inclusive of all materials is 1.90 dwt. Both necklace and pendant are stamped 14k. Will include unbranded jewelry case (last picture). Sale is final.