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Diamond Necklaces at Allum & Sidway

 Who doesn’t love diamonds? Besides being dazzlingly beautiful, diamonds are the hardest naturally occurring substance on the earth and can only be cut with another diamond. They are a popular choice for jewellery not only because they are stunning but because they are durable and effortlessly complement any outfit and most other precious metals and gemstones. 

An emblem of purity and perfection, of light and brilliance, they truly are the most prized gemstone of all.

At Allum & Sidaway we have an extensive range of sparkling diamond necklaces and pendants in precious white or yellow gold. Our collections include single round brilliant cut diamond pendants in illusion or claw settings, diamonds set into precious metals crafted into hearts, circles, leaves, teardrop, key and cross designs, some set with sapphires or black diamonds. We have breath-taking diamond scatter and cluster necklaces, and vintage-style pearl and diamond combinations.

Many people buy diamond necklaces for weddings or formal occasions, they have long been seen as a universal symbol of eternal love and commitment. Diamond is also the birthstone for April and associated with a 60th wedding anniversary. 

Whatever your reason for buying a diamond you are sure to find something perfect for you in our dazzling collections. We have highlighted a few of our gorgeous pieces, but please come and see our full collection of diamond jewellery by visiting one of our beautiful Allum & Sidaway stores, where you will experience our luxurious retail environment and exceptional team of jewellery experts who are ready to guide you through every aspect of the purchase and care of your precious jewellery. 

Diamond pendants

Our range of diamond pendants includes round brilliant-cut white diamonds set in 9 or 18 carat white gold. This beautiful piece is a full carat diamond in an 18-carat white gold claw setting. It would perfectly finish off a bridal ensemble, be a wonderful gift for a loved one, or an exceptional addition to any jewellery collection. 

18ct white gold 1.00ct claw set diamond necklace

Diamond set necklaces

Our diamond set necklaces are typically either 9 carat or 18 carat white or yellow gold.

This gold and diamond necklace is made from 18 carat yellow gold with 0.10 carats of crisp white diamonds in a beautiful classic filigree design.

Hearts and circles - We have a charming collection of diamond set heart and circle designs including a black diamond heart, a diamond and sapphire heart, a yellow and white gold diamond heart and interlocking diamond hearts. Whether it’s a token of love or just because, these hearts will sparkle for a lifetime.

Set in 9 carat white gold, gleaming black diamonds are set in an open-heart shape to form this beautiful necklace with a total diamond weight of 0.16 carats.

These interlocking circles set with brilliant diamonds in 18 carat white gold are a beautiful expression of unity, or oneness. A new Mother, a bride or a best friend would be overjoyed with this heartfelt token of love.

Other diamond set necklaces in our collection include an 18-carat white gold 0.50 carat diamond cross which would make an excellent wedding, confirmation or baptism gift, an 18-carat white gold 0.44 carat diamond leaf for the budding gardener or naturalist in your life, an 18-carat white gold diamond pear shaped design and an 18-carat white gold 0.20 carat diamond key shaped necklace for that upcoming 21st birthday. 

Diamond Necklaces


Pearl and diamond necklaces

This beautiful white pearl necklace is set in 9 carat white gold with a 0.15 round brilliant cut diamond flower design. Our collection also features an 18-carat white gold vintage-style pearl and diamond necklace.

Diamond scatter necklaces

These diamond scatter pendants are absolutely stunning. 18 carat yellow gold circles have been skilfully set with up to a whole carat of dazzling white diamonds to create absolutely unique and beautiful pieces of jewellery that are sure to get noticed.

Diamond scatter and cluster necklaces

Diamond cluster necklaces

Our collection includes a number of different cluster designs, including this classic round brilliant cut diamond cluster pendant with clean lines and sparkling diamonds set in an 18-carat white gold circle. There is over three quarters of a carat of sparkling diamonds in this fabulous piece.

Another cluster design, with 0.37 carats of round brilliant cut diamonds form this stunning 9 carat yellow gold diamond cluster necklace which is part of the Allum & Sidaway Birthstone collection, this necklace would be a perfect gift for an April birthday and a meaningful heirloom piece.

Diamond cluster necklaces

Whether you are purchasing jewellery for yourself or someone else please take a look at our guides for more information about birthstones, diamonds or purchasing jewellery. We have collections of coordinating diamond earrings, rings, bracelets and bangles that would match your diamond necklace perfectly.

We also offer a number of services in our luxury stores to enhance your retail experience and have a team of skilled and helpful jewellery experts waiting to show you our collections and guild you through your purchase.

At Allum and Sidaway we care about you, and we care about the jewellery we sell. Trust us to find you that perfect diamond necklace.

Shop Diamond Necklaces

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