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The lowest price for Philips Sonicare DiamondClean Prestige Electric Toothbrush right now is $684.18 at Amazon.com.au.
The all-time low was $323.99 on 11 Sept 2026 — today's price is 111% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 28 Oct 2026.
Philips Sonicare DiamondClean Prestige Electric Toothbrush
Last updated at 28/10/2026 20:30:05
Philips Sonicare 9900 Prestige Electric Toothbrush, 5 Brush Heads, Black
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| Brand | Philips Sonicare |
| Type | Electric |
| Rechargeable | Yes |
| Speed | Sonic |
Philips Sonicare 9900 Prestige Electric Toothbrush, 5 Brush Heads, Black
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
| Brand | Philips Sonicare |
| Type | Electric |
| Rechargeable | Yes |
| Speed | Sonic |
