Exceptional Cut Stones
Buying office: Arusha, Tanzania; Sales and Shipping: London, United Kingdom. All items on the website are in our UK office, ready to ship to you. We ship fast, stock moves quickly, so buy now. All natural, untreated, unheated unless otherwise stated. The best way to do it is just add to cart, what you need as you go along, you may not find it again due to so much that we add on site.
Sapphire, Colour Change, 3.21ct, Umba Valley, Tanzania, Untreated Unheated. Precision cut by us in London. See other pics for colour change effect of this sapphire
Colour Change Sapphire Cabochon, 3.46ct, Umba Valley, Tanzania. Untreated Unheated.
Colour Shifting Umba Sapphire Cab, 5.33ct, can be used as a cab or faceted into a cut stone, Tanzania, Untreated Unheated.
Sapphire Cabochon, 3.49ct, Umba Valley, Tanzania. Untreated Unheated. Yes that's a moving spot caused by silk positioning!
Sapphire Cabochon, 1.51ct, Umba Valley, Tanzania. Untreated Unheated
Colour Change Sapphire Cabochon, 3.52ct, Umba Valley, Tanzania. Untreated Unheated. Seems to have silk that appears as a moving spot
Sapphire Cabochon, 2.77ct, Umba Valley, Tanzania. Untreated Unheated.
Zircon, 2.50ct, Tanzania, Unheated Untreated, slight inclusion
Sapphire Cabochon. 14.09ct, Umba, Tanzania. Untreated Unheated. 16.2x 11.7 x 6.7mm
Golden Danburite, 16.96ct, Tanzania, Untreated Unheated. Precision Cut, Collectors Stone, Very Rare and Difficult To Get In This Size and Vibrancy
Sapphire, 1.83ct, Umba Valley, Tanzania, Untreated Unheated. Slight Colour Change.
Colour Change Sapphire, 4.84ct, Umba, Tanzania. Untreated Unheated. See photos for colour change
Winza Ruby, Tanzania, 1.475ct, Untreated Unheated. 5.7mm x 6.1mm, Custom Cut by us here in London, has a long pavilion for a high setting
Gem Torch by Gemstone Masters, 6 function gem torch, strong power UV 365nm and 395nm, belt clip and 2 light focusing cones, 98% cri white bulb, 2-year warranty (excluding damage or wear and tear), we are the agents for this. Ships worldwide
Mandarin Spessartite Garnet, 2.96ct, Tanzania, Untreated Unheated, native cut


