JWTs on a Journey Sending JWT Access Tokens across APIs The New Stack 18ct White Gold Aquamarine And Diamond Pendant. 18ct White Gold Aquamarine And Diamond Pendant, 8802 V27647AQDNL W This aquamarine and diamond pendant is crafted from 18ct white gold and belongs to our online jewellery designs here at Berrys Jewellers. A cushion cut aquamarine is the centrepiece of this stunning pendant and is held inside a polished rub over setting. Surrounding the aquamarine is a halo of round brilliant cut diamonds. The aquamarine chosen for this pendant weighs 4. 90 carats and the diamonds amount to a total weight of 0. 20 carats