Acaia Pearl coffee scale The Pearl revision is tailored for coffee enthusiasts and professionals alike. Meet the award-winning Acaia Pearl — reimagined. It has all the classic features that users love. This time with an even more thoughtful design to make coffee brewing an experience in precision, pleasure, and ease. Take your pour over skills to the next level with the real-time flow-rate indicator and additional modes. Or, keep it simple and stick to monitoring weight and time as you brew — the choice is yours and the possibilities are endless.