1) Maybe arrange similarly (with all black caps) and have natural light illuminate the bottles? Or arrange in a vertical configuration and shoot from a slight angle? I understand this shot probably took hours between the actual shoot and post, so no worries if you can't get a good result. Black background and product makes for very tricky shooting.
Gold Diamond Checkered modern ornament on black background. Gold Seamless background pattern with diamond shapes and ornament. Vector
Gold diamond, Checkered pattern. Modern ornament with diamond and gold polka dots on black background. Background pattern with the abstract shapes of diamond ornament. For Fabric design. Vector file - stock vector