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Codes & Promotions
Promotional codes cannot be used in conjunction with one another.
Where a customer has the choice of different discount codes, at the point of checkout the customer can choose which code to use.
15% Subscription Welcome Discount
This discount is available on the customer’s first subscription order only. Once signing up as a subscriber a customer will receive an email to verify their eligibility. Customers who have not previously redeemed a subscription welcome discount remain eligible to use this even if they have placed non-subscription orders or used other promotional codes.
Seasonal Discounts/Promotional Codes
Seasonal promotions do not affect eligibility for the 15% subscription welcome discount unless otherwise stated.
Black Friday Discount
The Diamonds & Co Black Friday discount code is valid from 12.01am on 19th November until 11:59pm on 2nd December 2025. The code is activated by applying the code BLACKFRIDAY20 at checkout. The use of code BLACKFRIDAY20 is unlimited. The Black Friday discount gives a 20% discount on the advertised selling price of the product. The Black Friday discount cannot be used in conjunction with any other discount code.
Extended Sale Discount
The Diamonds & Co extended discount code is valid from 12.01am on 3rd December until 11:59pm on 7th December 2025. The code is activated by applying the code LASTCHANCE20 at checkout. The use of code LASTCHANCE20 is unlimited. The Extended Sale discount gives a 20% discount on the advertised selling price of the product. The Extended Sale discount cannot be used in conjunction with any other discount code.
Boxing Day Sale Discount
The Diamonds & Co Boxing Day discount code is valid from 12.01am on 26th December until 11:59pm on 31st December 2025. The code is activated by applying the code BOXINGDAY20 at checkout. The use of code BOXINGDAY20 is unlimited. The Boxing Day Sale discount gives a 20% discount on the advertised selling price of the product. The Boxing Day Sale discount cannot be used in conjunction with any other discount code.
January Sale Discount
The Diamonds & Co January Sale discount code is valid from 12.01am on 1st January until 11:59pm on 18th January 2026. The code is activated by applying the code JANUARY20 at checkout. The use of code JANUARY20 is unlimited. The January Sale discount gives a 20% discount on the advertised selling price of the product. The January Sale discount cannot be used in conjunction with any other discount code.
