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Engagement Ring

August Birthstone Rings

Shop August birthstone rings featuring peridot’s fresh green colour, colourful spinel and distinctive sardonyx. Find a meaningful birthday gift or a gemstone ring that suits your personal style.
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The Diamiv Guide

Choose an August Birthstone Ring

An August birthstone ring is a personal way to mark a birthday, celebrate a milestone or choose jewellery with a connection to a meaningful month. August has three recognised birthstones: peridot, spinel and sardonyx. Each offers a different colour, appearance and style, giving you more choice when selecting a ring.

Peridot is the best-known August birthstone, while spinel offers a wider range of colours and sardonyx has distinctive bands of contrasting colour. Your choice can depend on the look you prefer, how often you plan to wear the ring and the type of jewellery you want.

What Are the August Birthstones?

Peridot: The Classic Green Birthstone

Peridot is recognised by its yellow-green to olive-green colour. Its bright appearance makes it a popular choice for August birthday jewellery, particularly for people who prefer green gemstones.

When choosing a peridot ring, look at the stone's colour, clarity, cut and setting. Peridot has a Mohs hardness of 6.5–7, so it needs more care than harder gemstones when worn in a ring. A setting that protects the edges of the stone can help reduce the risk of damage.

For more details about its colour, history and traditional symbolism, read our August birthstone guide.

Spinel: A Colourful Alternative

Spinel is another recognised August birthstone and comes in colours such as red, pink, blue and purple. This variety makes it a good option for someone who wants a birthstone ring beyond the familiar green look of peridot.

With a Mohs hardness of 8, spinel is harder than peridot and sardonyx, making it a practical option for rings worn regularly. The gemstone's colour, cut and setting still matter when choosing a piece for frequent use.

Sardonyx: A Traditional August Birthstone

Sardonyx is known for its contrasting bands, which can include reddish-brown, orange, white and dark tones. Unlike the transparent appearance of many faceted gemstones, its layered pattern gives it a distinctive look.

Sardonyx can suit signet rings, vintage-inspired designs and jewellery with a more traditional character. Like peridot, it has a Mohs hardness of around 6.5–7, so it benefits from careful handling.

If you are deciding between all three stones, our peridot vs. spinel vs. sardonyx comparison explains their main differences.

How to Choose the Right August Birthstone Ring

1. Choose a gemstone colour

Start with the colour you enjoy wearing. Peridot offers a recognisable green shade, spinel gives you several colour options, and sardonyx features naturally contrasting bands. Think about whether you prefer a bright gemstone, a rich colour or a patterned stone.

2. Consider the ring setting

The setting affects both the appearance of a ring and how well it protects the gemstone.

  • Bezel setting: A metal rim surrounds the stone's edge, helping protect it from some impacts.
  • Halo setting: Smaller surrounding stones frame the centre gemstone and add detail.
  • Solitaire setting: A single gemstone takes centre stage for a clean, simple look.
  • Vintage-inspired setting: Decorative details can complement the historical character of sardonyx or the colour of a gemstone.

The best setting depends on the stone, the design and how you intend to wear the ring. Read our guide to ring settings and prongs for more information about how settings hold a gemstone in place.

3. Select a metal that suits the stone

Yellow gold can complement peridot's green colour and the warm tones of sardonyx. White gold and platinum can create a cooler contrast with coloured gemstones, while rose gold can give pink and red spinel a warm appearance.

These are styling options rather than strict rules. Choose a metal that works with your personal taste and other jewellery.

4. Check the fit before buying

A ring should feel secure without being uncomfortable. Finger size can change with temperature, and wider bands may fit differently from narrow ones.

Use our ring size guide to help check your measurement before ordering. If the ring is a gift, confirm whether the retailer offers resizing and check the return policy before purchasing.

5. Consider durability and care

If you plan to wear your ring frequently, gemstone durability deserves attention. Spinel is the hardest of August's three birthstones, while peridot and sardonyx need more care to reduce scratching and impact damage.

For peridot, use warm water, mild soap and a soft brush. Avoid steam and ultrasonic cleaning. Follow the jewellery seller's care instructions for spinel and sardonyx, especially if the stone has received any treatment.

Are August Birthstone Rings Good Birthday Gifts?

An August birthstone ring can be a thoughtful gift for someone born in August, but it can also mark an anniversary or another personal occasion. The gemstone gives the piece a connection to the recipient's birth month, while the ring style and metal let you choose something that suits their taste.

For a gift, consider the recipient's preferred colours, usual jewellery style and ring size. A simple setting may suit someone who likes understated jewellery, while a more detailed design may appeal to someone who prefers distinctive pieces.

Need to know more?

Frequently Asked Questions

What is the birthstone for August?

August has three recognised birthstones: peridot, spinel and sardonyx. Peridot is the best-known modern choice and is recognised by its yellow-green to olive-green colour. Spinel offers a wider range of colours, while sardonyx is known for its contrasting bands.

What colour is the August birthstone?

Green is the colour most commonly associated with August because of peridot. Spinel can be red, pink, blue, purple and other colours, while sardonyx usually has contrasting reddish-brown, orange, white or dark bands.

What does an August birthstone ring mean?

An August birthstone ring can represent a birthday, personal milestone or connection to someone born in August. Peridot has traditionally been associated with protection and happiness, while spinel and sardonyx have their own histories and symbolic associations. These meanings come from tradition and folklore rather than scientific evidence.

Which August birthstone is best for a ring?

The right choice depends on your priorities. Spinel has a Mohs hardness of 8, making it the hardest of the three and a practical option for frequent wear. Peridot is a good choice if you prefer the classic green August birthstone, while sardonyx suits those who like distinctive patterns and traditional designs.

Can I wear a peridot ring every day?

Peridot can be worn regularly, but it is less resistant to scratches and impacts than harder gemstones. If you choose a peridot ring for frequent wear, consider a protective setting, remove it during activities that could damage the stone and clean it gently.

Is spinel a real gemstone?

Yes. Spinel is a natural gemstone in its own right, not simply a substitute for ruby or sapphire. It occurs in several colours and has a Mohs hardness of 8, which makes it suitable for many types of jewellery.

What metal looks best with an August birthstone ring?

Yellow gold can complement green peridot and warm-toned sardonyx. White gold and platinum can offer a cooler contrast, while rose gold can pair well with pink or red spinel. The best choice depends on the gemstone's colour and the wearer's style.

How do I choose the right ring size for a gift?

If possible, measure a ring the recipient already wears on the same finger. You can also use a ring sizing guide or ask the retailer about sizing options. Check resizing and return policies before ordering, especially if the ring is a surprise gift.

How should I clean an August birthstone ring?

Cleaning depends on the gemstone. For peridot, use warm water, mild soap and a soft brush, and avoid steam or ultrasonic cleaners. For spinel and sardonyx, follow the seller's care guidance and ask about any gemstone treatments before using stronger cleaning methods.