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Create Your Perfect Ring

1.

Setting

Sia - £1,320

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Sia
2.

Diamond

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3.

Ring Size

Select

Sia - Cushion Diamond Band in Platinum

Setting
£1,320

Diamond
Choose

Total
£1,320

Diamond Shape: Cushion

Metal: Platinum

Ring Size: Select Size

Book Appointment

Order today and receive your custom made piece by 6 Jun 2026

  • Free UK Delivery
  • Lifetime Warranty
  • Free Resizing
  • Ethical Sourcing
  • Handcrafted in the UK
  • Insurance Valuation

Daring yet elegant, the Sia engagement ring is a unique play on the vibrant style of diamond band rings. Made in platinum and lined with diamonds along its outer edges, the ring has a contemporary feel and delivers intense scintillation and sparkle that mirrors the beauty of the round diamond center stone. This intriguing ring is set with 0.25ct of diamond melee. Diamond band engagement rings are a classy elevation of the single stone solitaire. The glamorous addition of shoulder stones gives an extra layer of diamond sparkle which is why diamond band engagement rings are so popular; after all, no-one ever complained about having too many diamonds.

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Select a Diamond

Choose the Cushion cut diamond for your Diamond Band Engagement Ring or Change Shape

CVD 1.36 Diamond

1.36ct Cushion

£991

labs-cert-igi
Carat
1.36
Colour
E
Clarity
VS1
More Info
CVD 1.1 Diamond

1.10ct Cushion

£1,164

labs-cert-igi
Carat
1.10
Colour
E
Clarity
VVS2
More Info
HPHT 1.09 Diamond

1.09ct Cushion

£1,181

labs-cert-igi
Carat
1.09
Colour
D
Clarity
VS2
More Info
HPHT 1.02 Diamond

1.02ct Cushion

£1,183

labs-cert-igi
Carat
1.02
Colour
D
Clarity
VS1
More Info
HPHT 1.03 Diamond

1.03ct Cushion

£1,193

labs-cert-igi
Carat
1.03
Colour
D
Clarity
VS1
More Info
HPHT 1.07 Diamond

1.07ct Cushion

£1,235

labs-cert-igi
Carat
1.07
Colour
D
Clarity
VS1
More Info
HPHT 1.1 Diamond

1.10ct Cushion

£1,266

labs-cert-igi
Carat
1.10
Colour
E
Clarity
VS1
More Info
HPHT 1.24 Diamond

1.24ct Cushion

£1,325

labs-cert-igi
Carat
1.24
Colour
D
Clarity
VS2
More Info
HPHT 1.04 Diamond

1.04ct Cushion

£1,419

labs-cert-igi
Carat
1.04
Colour
D
Clarity
VVS2
More Info
HPHT 1.25 Diamond

1.25ct Cushion

£1,421

labs-cert-igi
Carat
1.25
Colour
D
Clarity
VS1
More Info
HPHT 1.05 Diamond

1.05ct Cushion

£1,432

labs-cert-igi
Carat
1.05
Colour
E
Clarity
VVS2
More Info
HPHT 1.28 Diamond

1.28ct Cushion

£1,452

labs-cert-igi
Carat
1.28
Colour
D
Clarity
VS1
More Info
HPHT 1.08 Diamond

1.08ct Cushion

£1,468

labs-cert-igi
Carat
1.08
Colour
D
Clarity
VVS2
More Info
HPHT 1.3 Diamond

1.30ct Cushion

£1,473

labs-cert-igi
Carat
1.30
Colour
D
Clarity
VS1
More Info
HPHT 1.09 Diamond

1.09ct Cushion

£1,481

labs-cert-igi
Carat
1.09
Colour
D
Clarity
VVS2
More Info
CVD 1.32 Diamond

1.32ct Cushion

£1,494

labs-cert-igi
Carat
1.32
Colour
E
Clarity
VS1
More Info
HPHT 1.25 Diamond

1.25ct Cushion

£1,679

labs-cert-igi
Carat
1.25
Colour
D
Clarity
VVS2
More Info
HPHT 1.26 Diamond

1.26ct Cushion

£1,692

labs-cert-igi
Carat
1.26
Colour
E
Clarity
VVS2
More Info
HPHT 1.3 Diamond

1.30ct Cushion

£1,741

labs-cert-igi
Carat
1.30
Colour
D
Clarity
VVS2
More Info
HPHT 1.3 Diamond

1.30ct Cushion

£1,741

labs-cert-igi
Carat
1.30
Colour
D
Clarity
VVS2
More Info

Buy With Confidence

We’re committed to quality, care, and your happiness throughout your journey with us.

  • Free UK Delivery
  • Lifetime Warranty
  • Free Resizing
  • Ethical Sourcing
  • Handcrafted in the UK
  • Insurance Valuation