These blue and green Bibi Van Der Velden 18K rose gold, opal and tsavorite Planet earrings will have you spinning out of this world with their gorgeous combination of 18-carat rose gold, opal and tsavorite, with butterfly clasp posts and star and moon detail. Constructed in the USA, your stars are certain to align when you put on these studs, which are delicate enough for everyday wear. Team Bibi Van Der Velden’s 18k rose gold, opal and tsavorite Planet earrings with a cashmere jumper and jeans to go – where else? – to check out the heavenly bodies in the planetarium.