https://www.gemsofeastafrica.com/products/umba-sapphire-6-80ct-umba-valley-tanzania-untreated-unheated-slight-gunk-on-one-end-will-grind-off-on-pre-form-rest-vvs 2026-07-12T03:31:22+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0544_c7a92f36-7c94-4897-ae65-bff0d93a5d85.jpg?v=1783775782 Umba Sapphire, 6.80ct, Umba Valley, Tanzania, Untreated Unheated. Slight ‘gunk’ on one end will grind off on pre-form, rest vvs https://www.gemsofeastafrica.com/products/umba-sapphire-5-09ct-umba-valley-tanzania-untreated-unheated-slight-gunk-on-one-end-will-grind-off-on-pre-form-rest-vs-vvs-see-pics-i-have-circled-what-needs-to-come-off-1 2026-07-12T03:31:22+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0546_ffaa919f-0ad3-4542-8fea-814a5c9a6a30.jpg?v=1783776307 Umba Sapphire, 5.09ct, Umba Valley, Tanzania, Untreated Unheated. Slight ‘gunk’ on the outsides that will need to be taken off on pre-form, rest vs-vvs, see pics, I have circled what needs to come off https://www.gemsofeastafrica.com/products/umba-sapphire-4-03ct-umba-valley-tanzania-untreated-unheated-slight-sugary-type-inclusions-through-the-stone 2026-07-12T03:31:22+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0564_80db5836-57e9-47ce-80ff-39365dee591a.jpg?v=1783777103 Umba Sapphire, 4.03ct, Umba Valley, Tanzania, Untreated Unheated. Slight sugary type inclusions through the stone https://www.gemsofeastafrica.com/products/umba-sapphire-lot-13-36ct-umba-valley-tanzania-untreated-unheated-flat-shapes-great-for-setting-in-jewellery-as-is 2026-07-12T03:31:22+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0655_4bd9fcbb-d981-47cc-a141-4367267594e8.jpg?v=1783811323 Umba Sapphire Lot, 13.36ct, Umba Valley, Tanzania, Untreated Unheated, flat shapes, great for setting in jewellery as is