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Diamond Jewellery

Discover our diamond jewellery collection at Allum & Sidaway, where exceptional craftsmanship meets enduring elegance. Including beautifully crafted diamond rings, refined diamond necklaces, elegant diamond earrings, and many more captivating choices, each piece is designed to be treasured for a lifetime.

Diamond Jewellery

745 Results

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.52ct Diamond Radiant Cut 3 Stone Ring 0120658
Fine Jewellery Jewellery 9ct yellow gold 0.09ct diamond interlocked circle bracelet 1106143

9ct yellow gold 0.09ct diamond interlocked circle bracelet

Fine Jewellery

£620.00

Unit price
per 

Fine Jewellery Jewellery 9ct Yellow Gold 0.04ct Diamond Teardrop Necklace 1417394

9ct Yellow Gold 0.04ct Diamond Teardrop Necklace

Fine Jewellery

£425.00

Unit price
per 

Allum & Sidaway Jewellery A&S Engagement Collection 18ct Yellow Gold 0.50ct Diamond 3 Stone Ring 0120162
Allum & Sidaway Jewellery A&S Engagement Collection 18ct Yellow Gold 0.50ct Diamond 3 Stone Ring 0120162

A&S Engagement Collection 18ct Yellow Gold 0.50ct Diamond 3 Stone Ring

Allum & Sidaway

£2,150.00

Unit price
per 

Fine Jewellery Jewellery 18ct White Gold Infinity Link 0.54ct Diamond Ring 0188016
48% off

18ct White Gold Infinity Link 0.54ct Diamond Ring

Fine Jewellery

Regular price £3,850.00 £1,995.00

Unit price
per 

Fine Jewellery Jewellery Platinum 1.62ct Diamond 5 Stone Ring 0105222

Platinum 1.62ct Diamond 5 Stone Ring

Fine Jewellery

£7,250.00

Unit price
per 

Fine Jewellery Jewellery Platinum 0.35ct Diamond Half Eternity Ring 0107161

Platinum 0.35ct Diamond Half Eternity Ring

Fine Jewellery

£1,850.00

Unit price
per 

Fine Jewellery Jewellery 18ct Yellow Gold 1.32ct Diamond Cluster Ring 0111454

18ct Yellow Gold 1.32ct Diamond Cluster Ring

Fine Jewellery

£6,995.00

Unit price
per 

Fine Jewellery Jewellery 18ct Yellow Gold 0.66ct Diamond Half Eternity Ring 0109079
Fine Jewellery Jewellery 18ct Yellow Gold 0.66ct Diamond Half Eternity Ring 0109079

18ct Yellow Gold 0.66ct Diamond Half Eternity Ring

Fine Jewellery

£2,795.00

Unit price
per 

Fine Jewellery Jewellery 18ct white gold 0.63ct diamond scatter stud earrings 1220118

18ct white gold 0.63ct diamond scatter stud earrings

Fine Jewellery

£3,850.00

Unit price
per 

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.33ct Diamond Solitaire 0120443

A&S Engagement Collection Platinum 0.33ct Diamond Solitaire

Allum & Sidaway

£1,595.00

Unit price
per 

Allum & Sidaway Jewellery Annamaria Cammilli 18ct Orange Apricot Gold 0.12ct Desert Rose Earrings 1220097
Allum & Sidaway Jewellery Annamaria Cammilli 18ct Orange Apricot Gold 0.12ct Desert Rose Earrings 1220097
37% off

Annamaria Cammilli 18ct Orange Apricot Gold 0.12ct Desert Rose Earrings

Allum & Sidaway

Regular price £1,590.00 £995.00

Unit price
per 

Fine Jewellery Jewellery 18ct White Gold 0.31ct Diamond Crossover Hoop Earrings 1220175

18ct White Gold 0.31ct Diamond Crossover Hoop Earrings

Fine Jewellery

£1,950.00

Unit price
per 

Fine Jewellery Jewellery 18ct White Gold 0.51ct Diamond Huggy Hoop Earrings 1220176

18ct White Gold 0.51ct Diamond Huggy Hoop Earrings

Fine Jewellery

£2,595.00

Unit price
per 

Fine Jewellery Jewellery 18ct Yellow Gold 0.82ct Diamond Bar Necklace 1417433

18ct Yellow Gold 0.82ct Diamond Bar Necklace

Fine Jewellery

£4,295.00

Unit price
per 

Fine Jewellery Jewellery 18ct Yellow Gold 0.33ct Diamond Double Circle Necklace 1417436

18ct Yellow Gold 0.33ct Diamond Double Circle Necklace

Fine Jewellery

£1,995.00

Unit price
per 

Fine Jewellery Jewellery 18ct Yellow Gold 0.38ct Diamond Interlocked Circles Necklace 1417437

18ct Yellow Gold 0.38ct Diamond Interlocked Circles Necklace

Fine Jewellery

£2,550.00

Unit price
per 

Fine Jewellery Jewellery 18ct Rose Gold 0.45ct Diamond Multi-strand Crossover Ring 0188024
45% off

18ct Rose Gold 0.45ct Diamond Multi-strand Crossover Ring

Fine Jewellery

Regular price £2,999.00 £1,650.00

Unit price
per 

Fine Jewellery Jewellery 18ct White Gold 0.09ct Diamond Openwork Ring 0115065

18ct White Gold 0.09ct Diamond Openwork Ring

Fine Jewellery

£1,440.00

Unit price
per 

Fine Jewellery Jewellery 9ct White Gold Diamond Solitaire Ring 0101958

9ct White Gold Diamond Solitaire Ring

Fine Jewellery

£1,150.00

Unit price
per 

Fine Jewellery Jewellery 18ct Yellow Gold 1.10ct Diamond Clover Necklace 1417434

18ct Yellow Gold 1.10ct Diamond Clover Necklace

Fine Jewellery

£5,695.00

Unit price
per 

Allum & Sidaway Jewellery Annamaria Cammilli 18ct Orange Apricot Gold Dune 0.16ct Diamond Necklace 1417308
35% off

Annamaria Cammilli 18ct Orange Apricot Gold Dune 0.16ct Diamond Necklace

Allum & Sidaway

Regular price £2,990.00 £1,950.00

Unit price
per 

Fine Jewellery Jewellery Annamaria Cammilli 18ct Orange Apricot Gold Dune 0.35ct Diamond Bangle 1113110
30% off

Annamaria Cammilli 18ct Orange Apricot Gold Dune 0.35ct Diamond Bangle

Fine Jewellery

Regular price £7,490.00 £5,250.00

Unit price
per 

Fine Jewellery Jewellery 9ct Yellow Gold 0.22ct Diamond Clover Stud Earrings 1220152

9ct Yellow Gold 0.22ct Diamond Clover Stud Earrings

Fine Jewellery

£475.00

Unit price
per 

Fine Jewellery Jewellery 9ct White Gold 0.13ct Baguette Cut Diamond Stud Earrings 1220162

9ct White Gold 0.13ct Baguette Cut Diamond Stud Earrings

Fine Jewellery

£375.00

Unit price
per 

Fine Jewellery Jewellery 9ct White Gold 0.03ct Diamond Line Stud Earrings 1220161

9ct White Gold 0.03ct Diamond Line Stud Earrings

Fine Jewellery

£120.00

Unit price
per 

Fine Jewellery Jewellery 9ct White, Yellow and Rose Gold 0.19ct Diamond Pear Drop Earrings 1220149

9ct White, Yellow and Rose Gold 0.19ct Diamond Pear Drop Earrings

Fine Jewellery

£655.00

Unit price
per 

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.91ct Radiant Cut Diamond Solitaire Ring 0120689
Fine Jewellery Jewellery 9ct White Gold 0.02ct Diamond Star Stud Earrings 1220163

9ct White Gold 0.02ct Diamond Star Stud Earrings

Fine Jewellery

£115.00

Unit price
per 

Fine Jewellery Jewellery 9ct Yellow Gold 0.23ct Diamond Leaf Stud Earrings 1220168

9ct Yellow Gold 0.23ct Diamond Leaf Stud Earrings

Fine Jewellery

£425.00

Unit price
per 

Fine Jewellery Jewellery 9ct White Gold 0.19ct Diamond Flower Stud Earrings 1220167

9ct White Gold 0.19ct Diamond Flower Stud Earrings

Fine Jewellery

£350.00

Unit price
per 

Fine Jewellery Jewellery 18ct Yellow Gold 0.08ct Diamond Scatter Ring 0115226

18ct Yellow Gold 0.08ct Diamond Scatter Ring

Fine Jewellery

£675.00

Unit price
per 

Fine Jewellery Jewellery 9ct Yellow Gold Diamond Circle Stud Earrings 1220165

9ct Yellow Gold Diamond Circle Stud Earrings

Fine Jewellery

£235.00

Unit price
per 

Fine Jewellery Jewellery 9ct White Gold 0.18ct Diamond Clover Stud Earrings 1220166

9ct White Gold 0.18ct Diamond Clover Stud Earrings

Fine Jewellery

£395.00

Unit price
per 

Fine Jewellery Jewellery 9ct White Gold 0.13ct Diamond Clover Necklace 1417423

9ct White Gold 0.13ct Diamond Clover Necklace

Fine Jewellery

£325.00

Unit price
per 

Fine Jewellery Jewellery 9ct Yellow Gold 0.09ct Diamond Oval Necklace 1417428

9ct Yellow Gold 0.09ct Diamond Oval Necklace

Fine Jewellery

£330.00

Unit price
per 

Fine Jewellery Jewellery 18ct White Gold 0.66ct Diamond Art Deco Necklace 1417431

18ct White Gold 0.66ct Diamond Art Deco Necklace

Fine Jewellery

£3,300.00

Unit price
per 

Allum & Sidaway Jewellery A&S Engagement Collection Platinum 0.30ct diamond solitaire ring 0120603

A&S Engagement Collection Platinum 0.30ct diamond solitaire ring

Allum & Sidaway

£1,850.00

Unit price
per 

Discover Our Selection of Diamond Jewellery

Our immaculate collection of diamond jewellery at Allum & Sidaway features a divine range of options to help you find the perfect choice, whether you’re treating that special someone or yourself. No matter if you’re looking for an everyday contemporary piece or wedding jewellery that your partner will cherish for years to come, you can find exceptional choices to suit all needs and tastes here. 

Laboratory-Grown Diamond Jewellery

In our collection, you can find many exquisite laboratory-grown diamond jewellery pieces. These retain all of the qualities of natural diamonds, while being significantly more affordable and conflict-free. With these choices, you can shop hand-crafted diamond jewellery that not only comes at a much lower price but has also been sourced from fully ethical origins.

If you’d like to know anything more about our UK diamond jewellery collection or any of our other timeless jewellery pieces, contact us today, and a member of our experienced team will gladly assist you.