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Check out these collections.

Allum & Sidaway Ear Styling Collection
Allum & Sidaway Engagement Collection
Initial Necklaces

Diamond Jewellery

Discover our diamond jewellery collection at Allum & Sidaway, where exceptional craftsmanship meets enduring elegance. From beautifully crafted diamond bracelets, to refined diamond necklaces, each piece is designed to be treasured for a lifetime.

Diamond Jewellery

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Fine Jewellery Jewellery Platinum 1.00ct Diamond Half Eternity Ring 0114036

Platinum 1.00ct Diamond Half Eternity Ring

Fine Jewellery

£3,850.00

Fine Jewellery Jewellery 9ct Yellow Gold Diamond Interlocked Circles Stud Earrings 1210943

9ct Yellow Gold Diamond Interlocked Circles Stud Earrings

Fine Jewellery

£415.00

Fine Jewellery Jewellery Platinum 0.75ct Salt And Pepper Diamond Halo Ring 0111395

Platinum 0.75ct Salt And Pepper Diamond Halo Ring

Fine Jewellery

£2,125.00

Fine Jewellery Jewellery 18ct White Gold 0.50ct Diamond Necklace 1417279

18ct White Gold 0.50ct Diamond Necklace

Fine Jewellery

£2,345.00

Fine Jewellery Jewellery 18ct White Gold 0.40ct Diamond Stud Earrings 1210936
Fine Jewellery Jewellery 18ct White Gold 0.40ct Diamond Stud Earrings 1210936
26% off

18ct White Gold 0.40ct Diamond Stud Earrings

Fine Jewellery

£1,480.00 £1,100.00

Fine Jewellery Jewellery 18ct White Gold 0.35ct Diamond Openwork Half Eternity Ring 0107136
25% off

18ct White Gold 0.35ct Diamond Openwork Half Eternity Ring

Fine Jewellery

£1,320.00 £995.00

Fine Jewellery Jewellery 9ct White Gold 1.00ct Diamond Classic Tennis Bracelet 1106134
Fine Jewellery Jewellery 9ct White Gold 1.00ct Diamond Classic Tennis Bracelet 1106134

9ct White Gold 1.00ct Diamond Classic Tennis Bracelet

Fine Jewellery

£2,650.00

Fine Jewellery Jewellery 9ct White Gold 0.14ct Diamond Hook Earrings 1210913
Fine Jewellery Jewellery 9ct White Gold 0.14ct Diamond Hook Earrings 1210913

9ct White Gold 0.14ct Diamond Hook Earrings

Fine Jewellery

£650.00

Fine Jewellery Jewellery 9ct White Gold 0.27ct Diamond Cluster Necklace 1417256

9ct White Gold 0.27ct Diamond Cluster Necklace

Fine Jewellery

£1,150.00

Fine Jewellery Jewellery 9ct White Gold 0.04ct Diamond Initial J Necklace 1417128

9ct White Gold 0.04ct Diamond Initial J Necklace

Fine Jewellery

£340.00

Fine Jewellery Jewellery 9ct Yellow Gold 0.16ct Diamond Heart Necklace 1417126

9ct Yellow Gold 0.16ct Diamond Heart Necklace

Fine Jewellery

£995.00

Fine Jewellery Jewellery 18ct White And Yellow Gold 0.45ct Diamond Drop Necklace 1417113

18ct White And Yellow Gold 0.45ct Diamond Drop Necklace

Fine Jewellery

£1,995.00

Fine Jewellery Jewellery 18ct Yellow Gold 0.33ct Diamond Scatter Hoop Earrings 1210901

18ct Yellow Gold 0.33ct Diamond Scatter Hoop Earrings

Fine Jewellery

£1,520.00

Fine Jewellery Jewellery 9ct Yellow Gold 0.09ct Diamond Bracelet 1106126

9ct Yellow Gold 0.09ct Diamond Bracelet

Fine Jewellery

£475.00

Fine Jewellery Jewellery Platinum 1.04ct Diamond 3 Stone Ring 0103402

Platinum 1.04ct Diamond 3 Stone Ring

Fine Jewellery

£6,895.00

Fine Jewellery Jewellery 18ct Yellow Gold 0.14ct Diamond Starfish Necklace 1417108

18ct Yellow Gold 0.14ct Diamond Starfish Necklace

Fine Jewellery

£1,425.00

Fine Jewellery Jewellery 18ct Rose Gold 1.00ct Cognac Diamond Cluster Ring 0111316

18ct Rose Gold 1.00ct Cognac Diamond Cluster Ring

Fine Jewellery

£5,250.00

Fine Jewellery Jewellery 9ct White Gold 0.20ct Diamond Solitaire Necklace 1417056

9ct White Gold 0.20ct Diamond Solitaire Necklace

Fine Jewellery

£655.00

Fine Jewellery Jewellery 18ct White Gold 0.33ct Diamond Hoop Earrings 1210829

18ct White Gold 0.33ct Diamond Hoop Earrings

Fine Jewellery

£1,795.00

Fine Jewellery Jewellery 18ct White Gold 0.40ct Diamond 3 Stone Cluster Ring 0103214
40% off

18ct White Gold 0.40ct Diamond 3 Stone Cluster Ring

Fine Jewellery

£3,750.00 £2,250.00

Fine Jewellery Jewellery 18ct White Gold Diamond Star Cluster Necklace 1401917
52% off

18ct White Gold Diamond Star Cluster Necklace

Fine Jewellery

£2,900.00 £1,400.00

Fine Jewellery Jewellery 18ct Rose, White And Yellow Gold 3 Row Diamond Scatter Ring 0115010

18ct Rose, White And Yellow Gold 3 Row Diamond Scatter Ring

Fine Jewellery

£2,185.00

Fine Jewellery Jewellery 18ct White Gold Diamond Pave Ring With A Diamond Halo And Twist Shoulders 0111142
32% off

18ct White Gold Diamond Pave Ring With A Diamond Halo And Twist Shoulders

Fine Jewellery

£2,050.00 £1,400.00

Fine Jewellery Jewellery 18ct White Gold Pave Cushion And Halo Diamond Ring 0111141
21% off

18ct White Gold Pave Cushion And Halo Diamond Ring

Fine Jewellery

£1,265.00 £995.00

Fine Jewellery Jewellery Platinum 1.61ct Natural Yellow Diamond 3 Stone Ring 0103258

Platinum 1.61ct Natural Yellow Diamond 3 Stone Ring

Fine Jewellery

£8,500.00

Fine Jewellery Jewellery 18ct White Gold 3 Stone Diamond Ring With Tapered Baguette Cut Diamond Shoulders 0103206
42% off

18ct White Gold 3 Stone Diamond Ring With Tapered Baguette Cut Diamond Shoulders

Fine Jewellery

£2,995.00 £1,750.00

Fine Jewellery Jewellery Platinum Pear Cut 1.94ct Diamond Solitaire Ring 0101616

Platinum Pear Cut 1.94ct Diamond Solitaire Ring

Fine Jewellery

£12,825.00

Fine Jewellery Jewellery 18ct White Gold 0.51ct Diamond Solitaire Ring 0101530
25% off

18ct White Gold 0.51ct Diamond Solitaire Ring

Fine Jewellery

£2,650.00 £1,995.00

Fine Jewellery Jewellery 18ct White Gold 0.17ct Diamond Fancy Half Eternity Ring 0114333

18ct White Gold 0.17ct Diamond Fancy Half Eternity Ring

Fine Jewellery

£1,245.00

Fine Jewellery Jewellery 18ct White Gold 0.33ct Diamond Cluster Ring 0111242

18ct White Gold 0.33ct Diamond Cluster Ring

Fine Jewellery

£1,140.00

Fine Jewellery Jewellery 18ct White Gold 0.30ct Diamond Cluster Ring 0111241

18ct White Gold 0.30ct Diamond Cluster Ring

Fine Jewellery

£1,200.00

Fine Jewellery Jewellery Platinum 0.63ct Diamond 7 Stone Half Eternity Ring 0107144

Platinum 0.63ct Diamond 7 Stone Half Eternity Ring

Fine Jewellery

£3,450.00

Trollbeads Jewellery Trollbeads Twinkle Nature Bead 0911110

Trollbeads Twinkle Nature Bead

Trollbeads

£62.00

Allum & Sidaway Jewellery A&S Ear Styling Collection 14ct White Gold Triple Baguette Cut Diamond Fan Single Stud Earring 1222158
Allum & Sidaway Jewellery A&S Ear Styling Collection 14ct White Gold Triple Baguette Cut Diamond Fan Single Stud Earring 1222158

A&S Ear Styling Collection 14ct White Gold Triple Baguette Cut Diamond Fan Single Stud Earring

Allum & Sidaway

£160.00

Allum & Sidaway Jewellery A&S Ear Styling Collection 14ct Yellow Gold 2mm Diamond Side Set Single Hoop Earring 1222114
Allum & Sidaway Jewellery A&S Ear Styling Collection 14ct Yellow Gold 2mm Diamond Side Set Single Hoop Earring 1222114

A&S Ear Styling Collection 14ct Yellow Gold 2mm Diamond Side Set Single Hoop Earring

Allum & Sidaway

£165.00

Fine Jewellery Jewellery 18ct White Gold 0.67ct Diamond Triple Ring Necklace 1417327

18ct White Gold 0.67ct Diamond Triple Ring Necklace

Fine Jewellery

£2,545.00

Fine Jewellery Jewellery 18ct White Gold 0.50ct Diamond Cluster Drop Hoop Earrings 1210956

18ct White Gold 0.50ct Diamond Cluster Drop Hoop Earrings

Fine Jewellery

£2,995.00

Fine Jewellery Jewellery 18ct White Gold 0.71ct Diamond Scatter Hoop Earrings 1210954
Fine Jewellery Jewellery 18ct White Gold 0.71ct Diamond Scatter Hoop Earrings 1210954

18ct White Gold 0.71ct Diamond Scatter Hoop Earrings

Fine Jewellery

£3,560.00

Fine Jewellery Jewellery 18ct Yellow Gold 0.24ct Diamond Scatter Line Hoop Earrings 1210953

18ct Yellow Gold 0.24ct Diamond Scatter Line Hoop Earrings

Fine Jewellery

£1,850.00

Fine Jewellery Jewellery 18ct White Gold 0.24ct Diamond Scatter Line Hoop Earrings 1210952

18ct White Gold 0.24ct Diamond Scatter Line Hoop Earrings

Fine Jewellery

£1,850.00

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