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O Size Rings

Browse our collection of O size rings here at Ramsdens Jewellery. You can make sure you're looking at the right range for you by using our printable ring size guide. And, if you're between sizes, you might be interested in our N size or P size rings.
9ct Yellow Gold Sister Fancy Ring
Ramsdens9ct Yellow Gold Sister Fancy Ring
£119.00
Silver Diamond Vintage Style Ring By Icesia
RamsdensSilver Diamond Vintage Style Ring By Icesia
£29.00
Silver Cubic Zirconia Five Stone Ring By Icesia
RamsdensSilver Cubic Zirconia Five Stone Ring By Icesia
£25.00
Silver Blue Gemstone and Cubic Zirconia Cluster Ring By Icesia
RamsdensSilver Blue Gemstone and Cubic Zirconia Cluster Ring By Icesia
£49.00
Silver Green Gemstone and Cubic Zirconia Cluster Ring By Icesia
RamsdensSilver Green Gemstone and Cubic Zirconia Cluster Ring By Icesia
£45.00
Silver Red Gemstone and Cubic Zirconia Cluster Ring By Icesia
RamsdensSilver Red Gemstone and Cubic Zirconia Cluster Ring By Icesia
£45.00
Silver Red Gemstone and Cubic Zirconia Cluster Ring By Icesia
RamsdensSilver Red Gemstone and Cubic Zirconia Cluster Ring By Icesia
£25.00
Silver Cubic Zirconia Half Eternity Ring By Icesia
RamsdensSilver Cubic Zirconia Half Eternity Ring By Icesia
£19.00
Silver Cubic Zirconia and Blue Gemstone Half Eternity Ring By Icesia
RamsdensSilver Cubic Zirconia and Blue Gemstone Half Eternity Ring By Icesia
£19.00
Silver Cubic Zirconia Heart Ring By Icesia
RamsdensSilver Cubic Zirconia Heart Ring By Icesia
£19.00
Silver Curb Band Ring By Icesia
RamsdensSilver Curb Band Ring By Icesia
£15.00
22ct Yellow Gold Fancy Ring
Ramsdens22ct Yellow Gold Fancy Ring
£529.00
Silver Knot Ring By Icesia
RamsdensSilver Knot Ring By Icesia
£19.00
Silver Heart Band Ring By Icesia
RamsdensSilver Heart Band Ring By Icesia
£29.00
Silver Cubic Zirconia Trio Cluster Ring By Icesia
RamsdensSilver Cubic Zirconia Trio Cluster Ring By Icesia
£25.00
Silver Cubic Zirconia and Blue Gemstone Cluster Ring By Icesia
RamsdensSilver Cubic Zirconia and Blue Gemstone Cluster Ring By Icesia
£35.00
Silver Cubic Zirconia Cluster Ring By Icesia
RamsdensSilver Cubic Zirconia Cluster Ring By Icesia
£39.00
Silver Mum Ring By Icesia
RamsdensSilver Mum Ring By Icesia
£29.00
9ct Yellow Gold Sapphire and Cubic Zirconia Cluster Ring
Ramsdens9ct Yellow Gold Sapphire and Cubic Zirconia Cluster Ring
£119.00
18ct Yellow Gold 0.35ct Diamond Signet Ring
Ramsdens18ct Yellow Gold 0.35ct Diamond Signet Ring
£629.00
9ct Yellow Gold Garnet and Cubic Zirconia Ring
Ramsdens9ct Yellow Gold Garnet and Cubic Zirconia Ring
£139.00
9ct Yellow Gold Blue and Colourless Gemstone Cluster Ring
Ramsdens9ct Yellow Gold Blue and Colourless Gemstone Cluster Ring
£269.00
9ct Yellow Gold Cubic Zirconia Solitaire Ring
Ramsdens9ct Yellow Gold Cubic Zirconia Solitaire Ring
£129.00
9ct Yellow Gold 0.02ct Diamond and Emerald Leaf Ring
Ramsdens9ct Yellow Gold 0.02ct Diamond and Emerald Leaf Ring
£219.00
A UK ring size O has a circumference of 55.1mm, which means it's the equivalent to a US 7 and an EU 54 ⅝. It's a relatively common ring size, which means we typically have an extensive range of styles in this size. However, some of them are one-offs, so it's best to make a quick decision if there's a piece you love!

Because there are so many men's and women's rings in a size O to choose from, you should have no trouble finding a beautiful accessory to suit your needs. Whether you're planning to propose to your beloved and are shopping for an engagement ring in a size O, or you're looking to treat yourself to a size O diamond or gold ring, we'll have just the thing to fit the bill.

These aren't the only rings we stock, either. So, if you would like more options, make sure you check out our entire collection of luxury rings, as we often have pieces that can be resized to fit you perfectly.

Found a men's or women's ring in a size O that you love? Shop online today with free UK delivery. We also offer a 14-day returns period to give you complete peace of mind.