Winza Sapphire Lot, 9.87ct, Winza, Tanzania, Untreated Unheated. Moderately to slightly included, 1.30ct-1.98ct

Sapphire Crystal Lot, 55.13ct, Tanzania, Untreated Unheated, 0.58ct-2.32ct, use in jewellery as is, beautiful crystals and very neon vibrant pink red!

Winza Sapphire Lot, 22.52ct, Winza, Tanzania, Untreated Unheated. Moderately included to slightly included, some flat shape, 1.20ct-3.08ct

Ruby Crystal, tiny but well formed, 4.85ct, Tanzania, Untreated Unheated

Umba Sapphire, 10.09ct, Umba, Tanzania, Untreated Unheated, cabbing rough, or set into jewellery as is

Umba Sapphire, 3.36ct, Umba, Tanzania, Untreated Unheated, too flat to facet, but set in jewellery as is

Umba Sapphire, 3.24ct, Umba, Tanzania, Untreated Unheated, vvs, stone is slightly flattish 

Winza Sapphire Crystal Specimen, 7.92ct, Winza, Tanzania, Untreated, Unheated

Umba Sapphire, 4.08ct, Umba, Tanzania, Untreated Unheated, slightly included

Umba Sapphire, 0.48ct, Umba, Tanzania, Untreated Unheated)

Umba Sapphire Lot, 11.88ct, Umba Valley, Tanzania, Untreated Unheated, slightly to moderately included, 0.77ct-2.38ct

Winza Ruby Crystal, still has part of its matrix on it, 108.62ct, Winza, Tanzania, Untreated Unheated

Colour Changing Sapphire Crystal Lot. 51.90gm / 259.50ct, Tanzania, Untreated Unheated, all pieces are crystallised on all sides! Super rare, new find

Umba Sapphire, 5.14ct, Umba Valley, Tanzania, Untreated Unheated. vvs, flat shape

Umba Sapphire, 14.53ct, Umba, Tanzania, Untreated Unheated, cabbing rough, or set into jewellery as is

Winza Ruby, 2.83ct, Winza, Tanzania, Untreated Unheated, fractures inside, great for setting in jewellery as is