Diamond Seal Envelopes

Diamond Seal Envelopes

Diamond Seal Envelopes

Some letters require something more than your average envelope. With our range of diamond seal envelopes, you can be sure that your mail will be received securely shut and presented in a smart and professional manner. With a variety of different colours and sizes to choose from, here at Envelopes4u we have all your postage needs covered.

Our diamond flap envelopes come in two well-known sizes; C5 and C6. C5 measures 162 x 229 mm, and C6 measures 114 x 162 mm. The design of these diamond envelopes ensures maximum security, to protect the postage inside from any prying hands or eyes. In combination with the classic peel and seal closure of the envelope flap, you will also find an inside seal for each of these envelopes, offering you superior security. The high quality and thick paper material of the envelope will withstand any movement or bumps your letter encounters while in transit, ensure that it keeps its original shape while protecting the contents inside from becoming damaged or creased. 

For each of our C5 and C6 envelopes, there are twelve different colours to choose from. For instance, you can pick from red, navy, white, black, or green. For when you want to send a letter marking a special occasion, our range of gold and silver envelopes will give an elegant impression to the receiver. These are a perfect choice for occasions such as sending wedding invitations, christening invitations, engagement announcements, birthday cards, and much more.

For more information regarding our diamond seal envelopes, please do not hesitate to contact us. Someone from our team will be happy to answer any remaining questions you may have.


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