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Unique 18k Yellow Gold Diamond Engagement Rings

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272 results
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18K Yellow Gold
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Gossamer
Gossamer
Gossamer
Express available

Gossamer

Hexagonal diamond centre and triangular side diamonds engagement ring set in 18ct yellow gold
From $2,995
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Luna
Luna
Luna

Luna

5 (1)
Oval diamond centre and half-moon side diamonds engagement ring set in 18ct yellow gold
From $4,125
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Arcadia
Arcadia
Arcadia
Express available

Arcadia

Asscher diamond solitaire bezel set with milgrain engagement ring in 18ct yellow gold
From $2,875
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Arcadia
Arcadia
Arcadia
Arcadia
Express available

Arcadia

Radiant diamond solitaire bezel set with milgrain engagement ring in 18ct yellow gold
From $2,875
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Mariposa
Mariposa
Mariposa
Mariposa

Mariposa

Butterfly detail twisted solitaire diamond engagement ring in 18ct yellow gold
From $2,150
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Celestial
Celestial
Celestial
Celestial

Celestial

Oval centre and pavé diamond double halo engagement ring set in yellow gold
From $4,625
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Auric
Auric
Auric
Express available

Auric

5 (1)
Princess diamond centre trilogy engagement ring set in 18ct yellow gold
From $4,750
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Artemis
Artemis
Artemis

Artemis

5 (1)
Emerald centre with round and baguette diamonds and Art Deco inspiration
From $4,125
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Nouveau
Nouveau
Nouveau
Nouveau
Express available

Nouveau

Art Nouveau inspired round diamond solitaire engagement ring set in 18ct yellow gold
From $2,575
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Infinity
Infinity
Infinity

Infinity

Round centre diamond and pavé diamond halo engagement ring set in 18ct yellow gold
From $4,075
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Selene
Selene
Selene

Selene

5 (1)
Round engagement ring with vintage-inspired bezel set diamonds along the band
From $3,425
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Selene
Selene
Selene
Selene

Selene

5 (1)
Marquise engagement ring with vintage-inspired bezel set diamonds along the band
From $3,425
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Selene
Selene
Selene

Selene

5 (1)
Oval engagement ring with vintage-inspired bezel set diamonds along the band
From $3,425
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Dove
Dove
Dove

Dove

5 (1)
Marquise solitaire with pavé diamond halo engagement ring set in 18ct yellow gold
From $2,750
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Dove
Dove
Dove

Dove

5 (1)
Hexagonal solitaire with pavé diamond halo engagement ring set in 18ct yellow gold
From $2,750
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Tamora
Tamora
Tamora
Tamora
Express available

Tamora

5 (36)
Oval centre engagement ring with marquise emerald petals on a knife edge band
From $3,695
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Crush
Crush
Crush
Crush

Crush

5 (1)
Oval solitaire with clusters of bevelled diamond pavé engagement ring set in 18ct yellow gold
From $3,225
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Coast
Coast
Coast

Coast

Round centre engagement ring with rising halo and bevelled pavé band
From $3,750
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Mirror
Mirror
Mirror

Mirror

5 (3)
Hexagonal diamond art deco trilogy engagement ring with tapered baguettes
From $3,225
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Thimble
Thimble
Thimble
Thimble

Thimble

5 (2)
Cushion diamond trilogy with filigree basket engagement ring set in 18ct yellow gold
From $2,850
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with cushion centre diamond and blue sapphire sides
From $2,695
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with emerald centre diamond and blue sapphire sides
From $2,695
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with asscher centre diamond and blue sapphire sides
From $2,695
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with heart centre diamond and blue sapphire sides
From $2,695
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with radiant centre diamond and blue sapphire sides
From $2,695
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Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with hexagonal centre diamond and blue sapphire sides
From $2,695
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with round centre diamond and pink sapphire sides
From $2,695
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with oval centre diamond and pink sapphire sides
From $2,695
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Faith
Faith
Faith
Faith
Express available

Faith

5 (21)
Trilogy engagement ring with emerald cut centre and teal sapphire sides
From $2,695
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Damson
Damson
Damson
Damson

Damson

Oval solitaire engagement ring with blue sapphire and diamond ombré pavé
From $2,625
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Damson
Damson
Damson
Damson

Damson

Emerald solitaire engagement ring with blue sapphire and diamond ombré pavé
From $2,625
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Damson
Damson
Damson
Damson

Damson

Radiant solitaire engagement ring with blue sapphire and diamond ombré pavé
From $2,625
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Need a ring within 7 days? Show quick delivery rings

unique 18k yellow gold diamond engagement rings

Drawing together timeless design with modern artistry, our collection of unique yellow gold diamond engagement rings offers you an exciting selection of unique rings, allowing you to find a design that speaks to love you share with your partner. We’ve curated a selection of our most unique engagement rings to help you find something unexpected and alternative.

We want the process of finding a ring to be a creative act, one that gets to the heart of what makes your love unique. Our collection of engagement rings features a diverse range of styles, metals, and ring shapes, making it easy for you to feel confident that you’ve found ‘the one’.

Our collection of unique engagement rings come to life when set in rich 18k yellow gold, as the warm glow of this precious metal accentuates the internal fire of any centre diamond. Having long been a traditional choice for wedding jewellery, yellow gold engagement rings have experienced a surge of popularity in the last five years—making an 18k yellow gold engagement ring the perfect way to bring the past and present together in your design.

When you find the love of your life, you know there’s nothing else like it on earth. Unmatched and one of a kind, the bond you share is unique in ways known only to the two of you—so why not choose a unique yellow gold engagement ring that feels the same? Our unique engagement ring designs celebrate the original and unexpected through diamond clusters, asymmetrical designs, and pavé styles like you’ve never seen before. Far from trendy, these handcrafted rings take timeless designs and turn them into something that’s uniquely yours.