Login

Country

Cart

Your cart is empty

Diamonds

Explore Ona Jewellers’ Diamond Jewellery Collection – stunning rings, necklaces, earrings, and bracelets set with brilliant diamonds for timeless elegance.

Sort by

43 products

Save £74.009ct Yellow Gold 0.02ct Diamond Set 'Mum' Ring
ONA JEWELLERS
9ct Yellow Gold 0.02ct Diamond Set 'Mum' Ring Sale price£175.00 Regular price£249.00
Save £405.009ct White Gold Diamond Double-Row Crossover Ring
ONA JEWELLERS
9ct White Gold Diamond Crossover Wedding & Eternity Ring Sale price£945.00 Regular price£1,350.00
Save £235.009ct Yellow Gold Diamond Wishbone Ring
ONA JEWELLERS
9ct Yellow Gold Diamond Wishbone Wedding Ring Sale price£555.00 Regular price£790.00
Save £285.009ct White Gold Diamond Curved Band
ONA JEWELLERS
9ct White Gold Diamond Curved Wedding Ring Sale price£665.00 Regular price£950.00
Save £325.009ct Yellow Gold Seven-Stone Diamond Ring
ONA JEWELLERS
9ct Yellow Gold Seven-Stone Diamond Wedding & Eternity Ring Sale price£765.00 Regular price£1,090.00
Save £405.009ct White Gold Emerald & Diamond Half-Eternity Ring
ONA JEWELLERS
9ct White Gold Emerald & Diamond Wedding & Eternity Ring Sale price£945.00 Regular price£1,350.00
Save £315.009ct Yellow Gold Diamond Half-Eternity Ring
ONA JEWELLERS
9ct Yellow Gold Diamond Wedding & Eternity Ring Sale price£735.00 Regular price£1,050.00
Save £270.009ct Yellow Gold Lab-Grown Sapphire & Diamond Pendant Necklace
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Sapphire & Diamond Pendant Necklace Sale price£630.00 Regular price£900.00
Save £270.009ct Yellow Gold Lab-Grown Emerald & Diamond Pendant Necklace
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Emerald & Diamond Pendant Necklace Sale price£630.00 Regular price£900.00
Save £315.009ct Yellow Gold Lab-Grown Ruby & Diamond Halo Stud Earrings
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Ruby & Diamond Halo Stud Earrings Sale price£735.00 Regular price£1,050.00
Save £315.009ct Yellow Gold Lab-Grown Sapphire & Diamond Halo Stud Earrings
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Sapphire & Diamond Halo Stud Earrings Sale price£735.00 Regular price£1,050.00
Save £315.009ct Yellow Gold Lab-Grown Emerald & Diamond Halo Stud Earrings
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Emerald & Diamond Halo Stud Earrings Sale price£735.00 Regular price£1,050.00
Save £315.009ct Yellow Gold Lab-Grown Ruby & Diamond Halo Ring
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Ruby & Diamond Halo Ring Sale price£735.00 Regular price£1,050.00
Save £315.009ct Yellow Gold Lab-Grown Sapphire & Diamond Halo Ring
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Sapphire & Diamond Halo Ring Sale price£735.00 Regular price£1,050.00
Save £250.009ct Yellow Gold Ruby & Diamond Trilogy Halo Ring
ONA JEWELLERS
9ct Yellow Gold Ruby & Diamond Trilogy Halo Ring Sale price£590.00 Regular price£840.00
Save £655.009ct White Gold Amethyst & Diamond Halo Ring
ONA JEWELLERS
9ct White Gold Amethyst & Diamond Halo Ring Sale price£1,535.00 Regular price£2,190.00
Save £250.009ct Yellow Gold Emerald & Diamond Trilogy Halo Ring
ONA JEWELLERS
9ct Yellow Gold Emerald & Diamond Trilogy Halo Ring Sale price£590.00 Regular price£840.00
Save £405.009ct White Gold Pink Sapphire & Diamond Oval Halo Ring
ONA JEWELLERS
9ct White Gold Pink Sapphire & Diamond Oval Halo Ring Sale price£945.00 Regular price£1,350.00
Save £555.009ct White Gold 1.30ct Lab-Grown Diamond Oval Halo Ring — supplier product view
ONA JEWELLERS
9ct White Gold 1.30ct Lab-Grown Diamond Oval Halo Ring Sale price£1,295.00 Regular price£1,850.00
Save £750.009ct Yellow Gold 0.50ct Diamond Baguette Cluster Ring — supplier product view
ONA JEWELLERS
9ct Yellow Gold 0.50ct Diamond Baguette Cluster Ring Sale price£1,750.00 Regular price£2,500.00
Save £375.009ct Yellow Gold 0.25ct Diamond Pear Cluster Ring — supplier product view
ONA JEWELLERS
9ct Yellow Gold 0.25ct Diamond Pear Cluster Ring Sale price£875.00 Regular price£1,250.00
Save £1,170.009ct White Gold 1.00ct Diamond Bubble Ring — supplier product view
ONA JEWELLERS
9ct White Gold 1.00ct Diamond Bubble Ring Sale price£2,730.00 Regular price£3,900.00
Save £295.009ct Yellow Gold 0.10ct Diamond Round Halo Ring — supplier product view
ONA JEWELLERS
9ct Yellow Gold 0.10ct Diamond Round Halo Ring Sale price£695.00 Regular price£990.00
Save £295.009ct White Gold 0.10ct Diamond Round Halo Ring — supplier product view
ONA JEWELLERS
9ct White Gold 0.10ct Diamond Round Halo Ring Sale price£695.00 Regular price£990.00
Save £330.009ct Yellow Gold 0.10ct Diamond Marquise Halo Ring — supplier product view
ONA JEWELLERS
9ct Yellow Gold 0.10ct Diamond Marquise Halo Ring Sale price£770.00 Regular price£1,100.00
Save £1,155.009ct White Gold 1.00ct Diamond Halo Cluster Ring — supplier product view
ONA JEWELLERS
9ct White Gold 1.00ct Diamond Halo Cluster Ring Sale price£2,695.00 Regular price£3,850.00
Save £750.009ct Yellow Gold 0.50ct Diamond Baguette Cluster Ring — supplier product view
ONA JEWELLERS
9ct Yellow Gold 0.50ct Diamond Baguette Cluster Ring Sale price£1,750.00 Regular price£2,500.00
Save £750.009ct White Gold 0.50ct Diamond Baguette Cluster Ring — supplier product view
ONA JEWELLERS
9ct White Gold 0.50ct Diamond Baguette Cluster Ring Sale price£1,750.00 Regular price£2,500.00
Save £630.009ct White Gold 0.50ct Diamond Oval Halo Cluster Ring — supplier product view
ONA JEWELLERS
9ct White Gold 0.50ct Diamond Oval Halo Cluster Ring Sale price£1,470.00 Regular price£2,100.00
Save £555.009ct White Gold Lab-Grown Pear Diamond Halo Shoulder Set Ring — product view
ONA JEWELLERS
9ct White Gold Lab-Grown Pear Diamond Halo Shoulder Set Ring Sale price£1,295.00 Regular price£1,850.00
Save £525.009ct Yellow Gold Lab-Grown Pear Diamond Halo Ring — product view
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Pear Diamond Halo Ring Sale price£1,225.00 Regular price£1,750.00
Save £405.009ct White Gold Lab-Grown Pear Diamond Shoulder Set Ring — front view
ONA JEWELLERS
9ct White Gold Lab-Grown Pear Diamond Shoulder Set Ring Sale price£945.00 Regular price£1,350.00
Save £405.009ct Yellow Gold Lab-Grown Pear Diamond Shoulder Set Ring — front view
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Pear Diamond Shoulder Set Ring Sale price£945.00 Regular price£1,350.00
Save £505.009ct Gold Lab-Grown Sapphire & Diamond Three Stone Ring — product view
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Sapphire & Diamond Three Stone Ring Sale price£1,185.00 Regular price£1,690.00
Save £510.009ct Yellow Gold Lab-Grown Diamond Claddagh Ring — front view
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Diamond Claddagh Ring Sale price£1,190.00 Regular price£1,700.00
Save £450.009ct White Gold Sapphire & Lab-Grown Diamond Oval Halo Ring — front view
ONA JEWELLERS
9ct White Gold Sapphire & Lab-Grown Diamond Oval Halo Ring Sale price£1,050.00 Regular price£1,500.00
Save £510.009ct Yellow Gold Lab-Grown Emerald & Lab-Grown Diamond Three Stone Ring — front view
ONA JEWELLERS
9ct Yellow Gold Lab-Grown Emerald & Diamond Three Stone Ring Sale price£1,190.00 Regular price£1,700.00
Save £655.009ct White Gold Lab-Grown Diamond Bubble Ring — product view
ONA JEWELLERS
9ct White Gold Lab-Grown Diamond Bubble Ring Sale price£1,535.00 Regular price£2,190.00
Save £645.00White Gold 2.06ct Lab-Grown Diamond Radiant Solitaire Ring — front view
ONA JEWELLERS
White Gold 2.06ct Lab-Grown Diamond Radiant Solitaire Ring Sale price£1,505.00 Regular price£2,150.00
Save £575.009ct White Gold 2.59ct Lab-Grown Diamond Marquise Solitaire Ring — front view
ONA JEWELLERS
9ct White Gold 2.59ct Lab-Grown Diamond Marquise Solitaire Ring Sale price£1,350.00 Regular price£1,925.00
Save £225.00DIA TRILOGY NECKLET LAB RUBIES
ONA JEWELLERS
9ct Gold Diamond Halo Trilogy Necklace with Lab Ruby Stones.43cm/17"-46cm/18" Sale price£525.00 Regular price£750.00
Save £780.00White Gold Diamond Oval Halo Ring
ONA JEWELLERS
White Gold Diamond Oval Halo Ring Sale price£1,795.00 Regular price£2,575.00
Save £426.00White Gold Diamond Pear Cluster Ring
ONA JEWELLERS
White Gold Diamond Pear Cluster Ring Sale price£999.00 Regular price£1,425.00