Ruby Engagement Rings: Meaning, Colour and How to Choose

Updated 29 October 2026

A ruby engagement ring makes red the focal point. Ruby is the red variety of corundum, coloured by traces of chromium. Natural and lab-grown rubies share the same essential gemstone properties, but differ in origin and rarity. When choosing a ring, look beyond the colour name: consider the actual stone, its treatments, the setting and how you will wear it.

Start with the red you enjoy wearing. You might prefer a bright centre with a simple band, or a deeper shade framed by diamonds.

What does a ruby engagement ring mean?

Ruby's red colour has long been associated with love and passion. It is July's birthstone and a traditional gift for the 15th and 40th wedding anniversaries. Those associations can add a personal connection, whether you are marking a birthday, an anniversary or simply choosing a favourite colour.

Coloured gemstones also have a place in royal engagement jewellery: Diana's engagement ring is a famous blue-sapphire example. For your own ring, the colour and design you want to live with matter more than following a famous choice.

Natural or lab-grown ruby: what is the difference?

Natural ruby forms within the Earth. Lab-grown ruby is created under controlled conditions and has essentially the same chemical composition, crystal structure and physical properties. It is ruby, rather than a different red material made to look like ruby. Its laboratory origin should still be clearly stated.

Laboratory ruby is well established; it is not a recent invention. Manufacturers use different growth methods, and the supplier should be able to explain the stone being offered. Chatham rubies are one manufacturer’s lab-grown option. Ask which maker supplied a particular stone rather than assuming every lab-grown ruby comes from the same source.

Fine natural rubies can be rare, particularly in larger sizes with strong colour and good transparency. Lab-grown ruby offers a different choice without that natural rarity. Laboratory origin alone does not establish a ring's environmental impact or sourcing standards; any such claim needs evidence about the particular product.

How do you choose a ruby's colour and quality?

Three useful things to compare are hue, meaning the shade of red; tone, meaning how light or dark it appears; and saturation, meaning the strength of its colour. Look at the stone face-up and move it gently. Does the colour appeal across the centre, or do large areas look dark?

You may hear the term “pigeon blood”. This is a trade description, not a substitute for seeing the ruby or understanding the criteria behind a report. A colour name on its own cannot tell you the stone's origin, treatment or overall quality.

Clarity and cutting affect the way a ruby looks too. Inclusions are common in natural ruby; their visibility and position matter more than a blanket promise of perfection. Ask about anything that affects durability. Compare the actual measurements as well as carat weight, and view the ring in daylight and ordinary indoor lighting where possible. Photographs and screens can shift colour.

Choose a setting you will enjoy wearing

A round centre gives a compact, symmetrical outline; an oval makes a longer shape across the finger. A plain band keeps attention on the ruby, while diamond shoulders or a halo bring more detail. Yellow gold creates a warm combination with red, while a white metal gives a cooler contrast.

Try the complete ring on if you can. Look at it from the side as well as from above, close your hand and see how the setting sits against a wedding band. The height, band width and feel between your fingers deserve as much attention as the centre stone.

How much does a ruby engagement ring cost?

The answer depends on the ruby's origin, size, colour and clarity, as well as the metal, setting and accent stones. Natural ruby prices reflect rarity; a lab-grown stone is a different comparison. Check whether a quotation includes the complete ring, and confirm the centre and accent stones separately. The Giselle and Rosa examples above have lab-grown ruby centres and natural diamond accents.

There is no single price rule for a ruby ring versus a diamond ring. If you are also considering lab-grown diamonds, compare complete rings at your budget rather than assuming the centre stone tells the whole price story.

Can you wear a ruby ring every day?

Ruby ranks 9 on the Mohs hardness scale and has excellent toughness, making it suitable for regularly worn jewellery. Hardness describes scratch resistance; it does not make the stone or its setting immune to damage. Remove the ring for activities likely to cause hard knocks, and have loose claws or movement in the setting checked by a jeweller.

Cleaning depends on treatment and on the other materials in the ring. Untreated or heat-treated ruby can generally be cleaned gently with warm soapy water. Fracture-filled, cavity-filled or dyed stones need more cautious care: GIA recommends a damp cloth. If you do not know the treatment, ask before cleaning. Check with your jeweller before using an ultrasonic or steam cleaner.

What should you ask before choosing?

• Is the centre ruby natural or lab-grown, and has it had any treatments?
• What are its measurements, and what are the halo or shoulder stones made from?
• Which documents come with this particular stone, and what do they establish?
• How should the complete ring be cleaned and maintained?

A gem identification report can describe the material and detectable treatments. Manufacturer paperwork has a different scope; neither should be presented as proof of environmental performance. Do not rely on a photograph or a home test to establish a ruby's identity.

Explore Lily Arkwright's ruby engagement ring collection with these questions in mind. Bring your preferred colour, a comfortable budget and any wedding band you hope to wear alongside it; those details give the team a useful starting point.

Gemstone information: GIA ruby description, ruby quality factors and ruby care and cleaning.