Hario Polaris Coffee dosing and brewing scale also available to you for a wild 50% off, only $93.48 normal RRP is $186.95 This scale is an absolute game changer scale, timer, coffee calculator, you name it this scale does it. It's essential if you're making Pour Over Filter Coffee. You literally weigh the coffee, enter in the ratio (start with 1:16.6) the scale instantly calculates how much water you need to add and then shows you a real time % of water still needed as you pour to complete the brew. It would be hard to make consistently delicious brewing any easier