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UNIQUE 3.06ct Natural WINZA Sapphire Ruby Blue Red UNTREATED Rare Gemstone

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Details
SKU
Dimensions (mm)
12.7 x 7.8 x 3.8mm
Weight (cts)
3.06
Treatment
No Treatment
Shape
Drop, Pear
Type
Faceted
Colours
Description

Unique Natural Untreated Blue Red Winza Ruby Sapphire

3.06 Carat with a pear cut and unique blue red bicolour effect from the famed Winza mine in Tanzania. Primary source for these unique and fascinating stones.

Showing colours of red corundum (ruby) with patched of blue corundum (sapphire) Each of these stones is truly unique and very rare.

Totally untreated and unheated, very rare for natural rubies and sapphires.

Stone has inclusions as shown in photos.

Measures 12.7 x 7.8 x 3.8mm.

We also make bespoke jewellery on request and have a great team of jewellery professionals so if you have any other gemstone or jewellery/repair needs please let us know.

All our products are tested by a gemmologist with the following qualifications:

- Distinction grade in gemmology with the Gemmological association of Great Britain (Gem-A)

- Accredited jewellery professional (AJP) with the Gemmological institute of America (GIA)

- Fellow of the Gemmological association of Great Britain (FGA)

- GIA Diamond Grading qualification.

We only deal in natural, earth mined gemstones and describe all our listings as accurately as possible. Please check our impeccable feedback at GemsandjewelsUK.

All items are sent, tracked, signed and insured in nondescript parcels, we have excellent experience shipping to all destinations throughout the world.

All our photos are taken with a macro lens to show the true quality of our items.

Colours may of course vary slightly from pictures depending on device and colour settings. Although we endeavour to take the most 'real life' photos possible.

Duty and taxes may be required for international buyers.

International Buyers welcome.

Shipping
Shipping provider Shipping to United Kingdom Shipping to rest of world Combined Shipping (United Kingdom) Combined Shipping (rest of the world)
Standard Shipping - Tracked
/ 3 days
/ 12 days
Not available Not available
DHL
/ 2 days
/ 4 days
Not available Not available
Store
UNIQUE 3.06ct Natural WINZA Sapphire Ruby Blue Red UNTREATED Rare Gemstone
Gloucestershire, United Kingdom
Owned by gemsandjewelsuk
Recent Feedback
  • shortyszx6r
    shortyszx6r
    Positive

    Stone was as described and fantastic. Seller was wonderful! See other review for more info.

  • shortyszx6r
    shortyszx6r
    Positive

    Stone was as described and fantastic. Seller was wonderful! See other review for more info.

  • shortyszx6r
    shortyszx6r
    Positive

    Amazing stone just as described and pictured. Transaction went smoothly and seller was very accommodating with multiple purchases even on different days! Looking forward to more business transactions.

  • amyta
    amyta
    Neutral

    I took the stone to GIA for review. It turns out it's not Australian Sapphire. it's from Thailand the origin. The color's a darker blue compare to photos.

Audit

The Gemstone Sheriff program allows our members to request an audit on any product, which is completed by an independent Gemologist who assesses the accuracy of the item description and pictures.

Shipping Details

Costs:
Transit:
12 days via Standard Shipping - Tracked
Ships from:
United Kingdom

Payment Options

  • stripe
  • paypal

Overview

Listing Type : Standard
Product ID : 3024500
Starts : 28th November 2025 08:30 am PST
* All prices are in USD

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