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Check out these collections.

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

Opal Necklaces

Opal Necklaces

16 Results

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Allum & Sidaway Jewellery 18ct Yellow Gold 0.49cttw Pear Opal & Diamond Cluster Necklace 1406419
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18ct Yellow Gold 0.49cttw Pear Opal & Diamond Cluster Necklace

Allum & Sidaway

$2,894.00

Fine Jewellery Jewellery 18ct Yellow Gold 1.82ct Cabochon Opal and Diamond Necklace 1406416

18ct Yellow Gold 1.82ct Cabochon Opal and Diamond Necklace

Fine Jewellery

$3,162.00

Fine Jewellery Jewellery 14ct Yellow Gold 1.00ct Opal Doublet Necklace 1406403

14ct Yellow Gold 1.00ct Opal Doublet Necklace

Fine Jewellery

$620.00

Fine Jewellery Jewellery 18ct Yellow Gold 3.30ct Opal and Diamond Necklace 1406407

18ct Yellow Gold 3.30ct Opal and Diamond Necklace

Fine Jewellery

$2,556.00

Fine Jewellery Jewellery 14ct Yellow Gold 1.80ct Opal Doublet Necklace 1406402

14ct Yellow Gold 1.80ct Opal Doublet Necklace

Fine Jewellery

$1,185.00

Fine Jewellery Jewellery 18ct Yellow Gold 1.80ct Opal Necklace 1406401

18ct Yellow Gold 1.80ct Opal Necklace

Fine Jewellery

$1,585.00

Fine Jewellery Jewellery 18ct Yellow Gold 0.44ct Opal and Diamond Necklace 1406364

18ct Yellow Gold 0.44ct Opal and Diamond Necklace

Fine Jewellery

$2,136.00

Fine Jewellery Jewellery 18ct White Gold 3.60ct Australian Opal Doublet and Diamond Necklace 1406362

18ct White Gold 3.60ct Australian Opal Doublet and Diamond Necklace

Fine Jewellery

$3,989.00

Fine Jewellery Jewellery 18ct Yellow Gold 1.20ct Black Opal and Diamond Cluster Necklace 1405798

18ct Yellow Gold 1.20ct Black Opal and Diamond Cluster Necklace

Fine Jewellery

$3,652.00

Fine Jewellery Jewellery 18ct yellow gold 2.90ct Australian opal and diamond cluster necklace 1405799

18ct yellow gold 2.90ct Australian opal and diamond cluster necklace

Fine Jewellery

$4,065.00

Fine Jewellery Jewellery 9ct yellow gold 0.81ct opal and diamond necklace 1406352

9ct yellow gold 0.81ct opal and diamond necklace

Fine Jewellery

$1,723.00

Fine Jewellery Jewellery 9ct rose gold 6.35ct Australian opal and diamond necklace 1406358

9ct rose gold 6.35ct Australian opal and diamond necklace

Fine Jewellery

$4,127.00

Fine Jewellery Jewellery 18ct Yellow Gold Opal And Diamond Necklace 1406353

18ct Yellow Gold Opal And Diamond Necklace

Fine Jewellery

$2,198.00

Fine Jewellery Jewellery 18ct White Gold 1.93ct Opal And Diamond Drop Necklace 1406346

18ct White Gold 1.93ct Opal And Diamond Drop Necklace

Fine Jewellery

$2,894.00

Fine Jewellery Jewellery 18ct Yellow Gold 3.03ct Opal And Diamond Drop Necklace 1406345

18ct Yellow Gold 3.03ct Opal And Diamond Drop Necklace

Fine Jewellery

$3,135.00

Fine Jewellery Jewellery 18ct Yellow Gold Pear Cut Opal And Double Diamond Necklace 1489702

18ct Yellow Gold Pear Cut Opal And Double Diamond Necklace

Fine Jewellery

$1,344.00