Peridot Gemstones

What makes peridot distinct from other green gemstones?

Peridot is one of the few gemstones that occurs in only a single colour — green — with the exact shade determined entirely by its iron content. Unlike emerald or tsavorite garnet, peridot contains no chromium or vanadium; every tone from pale yellow-green to deep olive traces back to iron alone. This geochemical quirk means no two parcels of peridot look identical across different source origins. The gem belongs to the forsterite-fayalite mineral series (the olivine group) and forms deep within the Earth's mantle, arriving at the surface through volcanic activity. Some peridot has even been recovered from meteorites — a distinction shared by virtually no other faceted gem. Major producing regions include Pakistan's Himalayan foothills, where the finest vivid-green stones are found, alongside Myanmar, Arizona, and Egypt's Zabargad Island, one of the oldest recorded sources and referenced in ancient manuscripts under the name chrysolite.

How to choose a peridot: colour saturation, clarity, and cut

The most sought-after peridot displays a rich, medium-toned grass-green with minimal yellow or brown secondary hues. When selecting a peridot, colour saturation is the primary value driver — stones with a stronger, more even green command a higher price per carat than pale or heavily olive-tinted examples. Clarity matters too: peridot commonly forms with characteristic disc-shaped liquid inclusions known as lily pads, which are natural and expected, but stones with eye-clean clarity fetch a premium. Cut has a specific role with peridot because the gem is doubly refractive, meaning facets viewed from certain angles can appear doubled. A well-proportioned cut — often an oval, cushion, or emerald-cut outline — minimises this effect and maximises the brightness of the green. Larger peridots above 5ct tend to show deeper, richer colour; stones below 2ct can appear paler. When selecting a loose peridot to have set into a ring, consider how the tone will read against the chosen metal.

What does peridot cost in the UK?

Peridot sits at a more accessible price point than sapphire or ruby, making it a practical choice for those seeking a meaningful coloured-stone ring within a considered budget. Price per carat rises notably with colour saturation and origin: Pakistani stones with a vivid, pure green are valued above commercial-grade material from other sources. Bridebook's 2026 UK average engagement ring spend of £2,247 provides a useful anchor — a well-specified peridot-set ring can comfortably sit within or below that figure, leaving room to invest in a higher-quality metal choice or a more complex setting. Inclusions, size, and whether the stone carries a grading report all influence the final cost. Stones above 10ct in a fine, deeply saturated green are considered collectors' material and priced accordingly.

Is peridot durable enough for everyday wear?

Peridot registers 6.5–7 on the Mohs scale of hardness — lower than sapphire (9) or diamond (10), but comparable to tanzanite and above the threshold for occasional or dress-ring wear. For a ring worn every day, peridot benefits from a protective setting that shields the girdle and table — a bezel or halo setting reduces the risk of edge chipping compared to a high four-claw solitaire that leaves the stone exposed. Peridot is also sensitive to rapid temperature changes and should not be cleaned in ultrasonic machines or steam cleaners; a soft cloth and warm soapy water are sufficient. Given these considerations, peridot is well suited to pendants, earrings, and dress rings, and to engagement rings worn with care. When set into one of our rings, the finished piece is hallmarked at the London Assay Office and comes with a lifetime warranty and complimentary insured UK delivery.

What are the origins and symbolism associated with peridot?

Peridot has been used in jewellery for over 3,500 years, with documented use in ancient Egyptian and Roman contexts. Zabargad Island in the Red Sea was mined for peridot from at least 1500 BCE, and the stones were prized by pharaohs as a gem associated with the sun. Medieval European clergy used large peridots in ecclesiastical settings, often mistaking them for emeralds. In contemporary symbolism, peridot is the birthstone for August, making it a natural choice for personalised pieces marking birthdays, anniversaries, or milestone gifts. Its warm yellow-green sits in contrast to cooler emeralds and blue-green tourmalines, lending a distinctly organic, earthy quality. All peridot gemstones in our range are sourced from ethical-mine partner suppliers and arrive with a certificate of authenticity; grading reports are provided where available.