London Blue Topaz 6.2 Carta 13x9.4mm - Emerald Cut
Description
This London blue topaz weighs 6.2 carats and is cut in an emerald shape, measuring 13x9.4 mm. Its dark slate blue colour is deep and inky.
What you get
- Gem: London blue topaz
- Cut: emerald cut
- Carat weight: 6.2
- Size: 13x9.4 mm
- Colour: dark slate blue
Buying a loose stone
Check the size in millimetres against the setting you have in mind before you order. A 13 mm length suits a ring top or a drop pendant.
If you need origin or lab details for this stone, ask us before buying. We will tell you what we have on file.
Read how we check our gems on the gemstone authentication page.
About Topaz
Topaz is an aluminium silicate found colourless and in yellow, orange, pink and blue. Imperial topaz is the orange to pinkish orange type, while most blue topaz is treated colourless topaz.
- Mineral: Topaz
- Hardness: 8 on the Mohs scale
- Main sources: Brazil, Sri Lanka, Pakistan, Nigeria, Madagascar
- Treatments: Nearly all blue topaz is irradiated and heated, and some topaz is coated; ask us for the lab report on any stone to see its treatment.
- Care: Topaz is hard but can split along its cleavage, so avoid hard knocks, ultrasonic cleaners and sudden heat.
Buying from Raza Gems: in Dubai since 2005, lab reports on major stones, 30-day returns and insured worldwide shipping.
Shipping & Delivery
Delivery: UAE AED 25, 3–5 working days. Worldwide AED 199, 5–10 working days, tracked and insured.
Dispatch: loose stones in 1–2 business days, ready-made jewellery in 2–3.
Returns & Authenticity
30-day returns: loose stones and ready-made jewellery can be returned within 30 days of delivery, unused, with their certificate and packaging.
Authenticity guarantee: if a recognised lab finds a stone is not as described, we refund the full price and the lab fee.
Made to order: custom pieces can't be returned unless faulty.