Big and plain is the best way to set a 17.5 carat amethyst. Think of a wide ring with a bezel, or a pendant on a simple bail, and avoid busy mounts that fight with the stone. Message us on WhatsApp if you would like to discuss a custom silver ring setting.

The size is substantial, so you will feel the weight on a chain. A sturdy chain or cord suits it. It rates 7 on the Mohs scale, so the stone is tough, but because it sits proud in a ring it should come off for heavy work. Gold works too if you want a warmer look against the purple.

The facts: it is a natural jamunia (amethyst), laser cut, purple, 17.5 carats. The reference is AG-000251.

Amethyst is sometimes heated to adjust its colour, so it is worth asking about this one. Browse similar pieces under amethyst, and inspect the stone at your door before you pay.

It ships Cash on Delivery to every city: Karachi usually in 1–2 working days, the rest of Pakistan in 2–4, with 7 days for returns. Read our amethyst guide too.

This particular stone

This listing is one natural amethyst, known in Urdu as Jamunia, with a weight of 17.5 Carat. Its price is Rs. 26,250 — roughly Rs. 1,500 for each carat. Treatment: treatment not tested. Quote reference AG-000251 when you message us about it. The photographs show this exact stone, so what arrives at your door is the piece you chose on screen.

Above twelve carats you are into collector territory. Pieces this heavy are usually set as pendants or kept loose, and they are prized for the size of rough they came from. If you do set it, choose a bezel or a heavy claw to protect the edges.

On the Mohs scale amethyst rates 7. It handles daily wear, but a hard knock can still nick an exposed corner, so a protective setting is a sensible choice. Clean it with warm soapy water and a soft brush, and keep it away from abrasive cleaners and high heat.

Whoever you buy amethyst from, make sure of three things: the stone is natural rather than lab-grown, glass or glass-filled; any treatment is stated in writing; and the weight quoted is the weight of the finished stone. We check every amethyst for those three points before it is listed, and because you pay on delivery you can look at the stone — or have it tested — before any money changes hands.

We sell natural stones only and inspect each one before it is listed. Treatment for this stone: Treatment not tested. No lab report yet; independent testing welcome. As general background (not a statement about this stone): Amethyst is usually untreated, though some stones are heated to lighten the colour. Ask us on WhatsApp and we will tell you what we know about this exact stone; independent lab testing is available on request.

A certificate of authenticity is available on request for this stone, and independent laboratory testing can be arranged. Because you pay on delivery, you can also take the stone to a lab of your choice within the 7-day return window. Read more on our authenticity page.