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Check out these collections.

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

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.

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18ct Yellow Gold 0.56ct Diamond Snowflake Stud Earrings

18ct Yellow Gold 0.56ct Diamond Snowflake Stud Earrings

Fine Jewellery

£3,000.00

9ct Yellow Gold Diamond Heart Locket

9ct Yellow Gold Diamond Heart Locket

Fine Jewellery

£475.00

Platinum 3 Stone 1.70ct Diamond Ring
Platinum 3 Stone 1.70ct Diamond Ring side

Pre-Owned Platinum 3 Stone 1.70ct Diamond Ring

Fine Jewellery

£8,300.00

18ct Yellow Gold 0.17ct Diamond Drop Hoop Earrings

18ct Yellow Gold 0.17ct Diamond Drop Hoop Earrings

Fine Jewellery

£1,295.00

Georg Jensen Silver Diamond 0.05ct Offspring Earrings

Georg Jensen Silver Diamond 0.05ct Offspring Earrings

Georg Jensen Jewellery

£470.00

18ct Rose and White Gold 0.75ct Diamond Triple Water Drop Necklace

18ct Rose and White Gold 0.75ct Diamond Triple Water Drop Necklace

Fine Jewellery

£4,300.00

18ct White Gold 0.52ct Diamond Scatter Ring

18ct White Gold 0.52ct Diamond Scatter Ring

Fine Jewellery

£2,695.00

A&S Engagement Collection Platinum 0.71ct Diamond Radiant Cut 3 Stone Ring

A&S Engagement Collection Platinum 0.71ct Diamond Radiant Cut 3 Stone Ring

Fine Jewellery

£3,795.00

A&S Engagement Collection Platinum 0.52ct Diamond Radiant Cut 3 Stone Ring

A&S Engagement Collection Platinum 0.52ct Diamond Radiant Cut 3 Stone Ring

Fine Jewellery

£3,595.00

9ct yellow gold 0.09ct diamond interlocked circle bracelet

9ct yellow gold 0.09ct diamond interlocked circle bracelet

Fine Jewellery

£515.00

9ct Yellow Gold 0.04ct Diamond Teardrop Necklace

9ct Yellow Gold 0.04ct Diamond Teardrop Necklace

Fine Jewellery

£395.00

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

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

Fine Jewellery

£2,150.00

18ct White Gold Infinity Link Diamond Ring

18ct White Gold Infinity Link 0.54ct Diamond Ring

Fine Jewellery

£3,850.00

Platinum 1.62ct Diamond 5 Stone Ring

Platinum 1.62ct Diamond 5 Stone Ring

Fine Jewellery

£7,250.00

Platinum 0.35ct Diamond Half Eternity Ring

Platinum 0.35ct Diamond Half Eternity Ring

Fine Jewellery

£1,850.00

18ct Yellow Gold 1.32ct Diamond Cluster Ring

18ct Yellow Gold 1.32ct Diamond Cluster Ring

Fine Jewellery

£6,395.00

18ct Yellow Gold 0.66ct Diamond Half Eternity Ring

18ct Yellow Gold 0.66ct Diamond Half Eternity Ring

Fine Jewellery

£2,795.00

A&s Engagement Collection Platinum 0.25ct Diamond Solitaire

A&S Engagement Collection Platinum 0.25ct Diamond Solitaire

Fine Jewellery

£1,195.00

18ct White Gold 2.62ct Diamond Tennis Bracelet

18ct White Gold 2.62ct Diamond Tennis Bracelet

Fine Jewellery

£6,995.00

18ct white gold 0.63ct diamond scatter stud earrings

18ct white gold 0.63ct diamond scatter stud earrings

Fine Jewellery

£3,495.00

A&S Engagement Collection 18ct yellow gold 0.50ct diamond solitaire ring with diamond set twisted band

A&S Engagement Collection 18ct yellow gold 0.50ct diamond solitaire ring with diamond set twisted band

Fine Jewellery

£2,795.00

A&s Engagement Collection Platinum 0.33ct Diamond Solitaire

A&S Engagement Collection Platinum 0.33ct Diamond Solitaire

Fine Jewellery

£1,595.00

A&s Engagement Collection Platinum 0.50ct Diamond Oval Cut Solitaire Ring

A&S Engagement Collection Platinum 0.50ct Diamond Oval Cut Solitaire Ring

Fine Jewellery

£2,395.00

A&S Engagement Collection Platinum 0.25ct diamond solitaire ring with twisted diamond set shoulders

A&S Engagement Collection Platinum 0.25ct diamond solitaire ring with twisted diamond set shoulders

Fine Jewellery

£1,995.00

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

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

Fine Jewellery

£1,590.00

18ct White Gold 0.34ct Diamond Cuff Style Fan Stud Earrings

18ct White Gold 0.34ct Diamond Cuff Style Fan Stud Earrings

Fine Jewellery

£1,995.00

18ct White Gold 0.31ct Diamond Crossover Hoop Earrings

18ct White Gold 0.31ct Diamond Crossover Hoop Earrings

Fine Jewellery

£1,950.00

18ct White Gold 0.51ct Diamond Huggy Hoop Earrings

18ct White Gold 0.51ct Diamond Huggy Hoop Earrings

Fine Jewellery

£2,595.00

18ct Yellow Gold 0.82ct Diamond Bar Necklace

18ct Yellow Gold 0.82ct Diamond Bar Necklace

Fine Jewellery

£4,295.00

18ct Yellow Gold 0.65ct Diamond Double Flower Necklace

18ct Yellow Gold 0.65ct Diamond Double Flower Necklace

Fine Jewellery

£3,795.00

18ct Yellow Gold 0.33ct Diamond Double Circle Necklace

18ct Yellow Gold 0.33ct Diamond Double Circle Necklace

Fine Jewellery

£1,995.00

18ct Yellow Gold 0.38ct Diamond Interlocked Circles Necklace

18ct Yellow Gold 0.38ct Diamond Interlocked Circles Necklace

Fine Jewellery

£2,550.00

A&s Engagement Collection 18ct Yellow Gold 0.34ct Diamond Ring With Stone Set Shoulders

A&S Engagement Collection 18ct Yellow Gold 0.30ct Diamond Ring With Stone Set Shoulders

Fine Jewellery

£1,995.00

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

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

Fine Jewellery

£2,999.00

18ct White Gold 0.84ct Marquise Cut Diamond Solitaire Ring

18ct White Gold 0.84ct Marquise Cut Diamond Solitaire Ring

Fine Jewellery

£4,950.00

18ct White Gold 0.50ct Diamond Solitaire Ring

18ct White Gold 0.50ct Diamond Solitaire Ring

Fine Jewellery

£2,795.00

18ct White Gold 0.09ct Diamond Openwork Ring

18ct White Gold 0.09ct Diamond Openwork Ring

Fine Jewellery

£1,440.00

9ct White Gold Diamond Solitaire Ring

9ct White Gold Diamond Solitaire Ring

Fine Jewellery

£1,150.00

18ct Yellow Gold 1.10ct Diamond Clover Necklace

18ct Yellow Gold 1.10ct Diamond Clover Necklace

Fine Jewellery

£5,695.00

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

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

Fine Jewellery

£2,990.00