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Maintain healthy gums and teeth with the help of the Philips Sonicare DiamondClean Electric Toothbrush. Powered by a rechargeable lithium-ion battery, this electric toothbrush removes up to seven times more plaque compared to a manual toothbrush.

Key Features
  • The Philips Sonicare DiamondClean Electric Toothbrush features 5 modes that you can adjust for gum cleaning, removing surface stains, brightening teeth, and more.
  • Get improved gum wellness in just 2 weeks, as the DiamondClean Electric Toothbrush provides thorough cleaning in-between teeth and along the gumline.
  • Included in this toothbrush kit are 2 DiamondClean heads, which are ideal for removing surface stains and plaque.
  • Thanks to its quadpacer interval timer, the Sonicare Electric Toothbrush lets you easily determine when it’s time to move to another mouth quadrant.
  • This electric toothbrush features a Smartimer, which helps you reach the optimal 2-minute brushing time.

What's In The Box?

  • 1x DiamondClean
  • 1x DiamondClean compact brush head
  • 1x DiamondClean standard brush head
  • 1x Glass Charger
  • 1x USB Travel Charger


Barcode (GTIN) 8710103796459
Product Type Toothbrushes
Brand Philips
Model HX9312/04
Manufacturers Express Warranty (months) 24

If you feel your product has failed a Consumer Guarantee (as defined by Australian Consumer Law) then don't worry you can easily return it to your local Harvey Norman store. We'll even pay for the postage if you live in an area where there is no store. Our returns policy covers any purchased item (conditions apply).

  • Buying Guide: Dental Care

    Matching the right toothbrush or water flosser to your daily dental routine can be tricky. Our buying guide takes you through a range of product types, highlighting their benefits and features to help you purchase the right products for a bright white smile.

Expert Reviews
Customer Reviews


Protect your purchase with Product Care®. Get a brand new replacement if your product suffers an eligible fault through our hassle free support process, plus enjoy a range of exclusive benefits and discounts each year so you experience your new product even more.

Discover all of the benefits Product Care® brings you:


With Product Care® you can relax knowing your purchase is protected. After an assessment, if your product suffers a fault covered by the terms of your plan, we’ll arrange to have a brand new replacement delivered to your doorstep.


Our range of support options ensure you experience an easy and hassle free process when you need to talk to us about your Product Care® plan. Whether you are experiencing a fault, or wanting to redeem your entitlements, we will provide you with guidance and support every step of the way.


Having Product Care® with your purchase means you can enjoy a range of special benefits that are exclusive to you and will help you enjoy the experience of your new product even more.

Conditions apply. This section should always be read in conjunction with the Terms and Conditions for Product Care® Replacement (Electrical). 

Learn more about Product Care®.

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Philips Sonicare DiamondClean Electric Toothbrush - Rose Gold
HX9312/04 8710103796459

Terms and Conditions

Bonus $50 Visa Card via redemption*

Offer ends 24 December 2018. Offer is via redemption from the supplier. Terms and conditions apply. Visit supplier website for more information at:

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