Diadem Jewellery offers & cashback

Up to 10% cashback

Diadem Jewellery offers & cashback

Earn Cashback at over 4,300 retailers each time you shop through Quidco, Simply...


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We track your purchase and you'll earn a cash reward

Online cashback rates

10% cashback

for all other sales

6% cashback

for sales when a Quidco voucher code is used

Last updated

What will stop me earning cashback?

  • Please also see the retailer's standard terms and conditions for purchase as listed on their site
  • Cashback will not be paid in conjunction with any other offer, voucher or discount code unless listed on this page, or with any other discounts such as staff or student discounts
  • Cashback may not be paid on VAT, delivery, card payment fees, taxes or any other additional charges

More about Diadem Jewellery

Diadem Jewellery is a fiercely independent jewellers based in the heart of Altrincham, Cheshire. We specialise in handmade jewellery from Britain and beyond. Featured in news syndications throughout the UK for our innovative approach to online retail, we're proud to bring you hundreds of gorgeous handmade pieces.



We pride ourselves on world-class customer service and believe in putting the customer at the heart of everything we do. That's why we offer free delivery for all orders over £75.00 with insured next-day special delivery* as well as free gift-wrapping on any order!