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Philips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9917/89
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Best Sonicare Diamondclean Smart Deals Online in the UK (10 Deals Found)

Last Updated - 22/12/2025 Sort By:
Top relevant Discount Price (lowest first)

10 Sonicare Diamondclean Smart deals are available from: Amazon stores, starting from £165.47.
The biggest discount we found is 10%% on Philips Sonicare DiamondClean Smart 9400 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 4 Brushing Modes and 3 Intensity Levels, Black, Model HX9917/89 at Amazon.
The lowest price we found is £165.47 while the highest is £399.99.
Prices for the best Sonicare Diamondclean Smart deals average at £219.59.
Last updated on December 22, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Sonicare Diamondclean Smart.