https://www.gemsofeastafrica.com/en-de/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 2026-07-13T14:10:51+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/en-de/products/umba-sapphire-4-03ct-umba-valley-tanzania-untreated-unheated-slight-sugary-type-inclusions-through-the-stone 2026-07-13T14:10:51+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/en-de/products/umba-sapphire-lot-13-36ct-umba-valley-tanzania-untreated-unheated-flat-shapes-great-for-setting-in-jewellery-as-is 2026-07-13T14:10:51+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 https://www.gemsofeastafrica.com/en-de/products/umba-sapphire-1-45ct-umba-valley-tanzania-untreated-unheated-slightly-included-with-some-surface-gunk-that-will-need-removing-on-preform 2026-07-13T14:10:51+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0673.jpg?v=1783939763 Umba Sapphire, 1.45ct, Umba Valley, Tanzania, Untreated Unheated. Slightly included with some surface gunk that will need removing on preform https://www.gemsofeastafrica.com/en-de/products/umba-sapphire-4-42ct-umba-valley-tanzania-untreated-unheated-slightly-to-moderately-included 2026-07-13T14:10:51+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0691_b9305ae5-8025-44b3-a0c8-0b412d5051ca.jpg?v=1783941580 Umba Sapphire, 4.42ct, Umba Valley, Tanzania, Untreated Unheated. Slightly to moderately included. Note shape https://www.gemsofeastafrica.com/en-de/products/umba-sapphire-2-95ct-umba-valley-tanzania-untreated-unheated-slightly-included-with-some-surface-gunk-that-needs-removing-on-preform 2026-07-13T14:10:51+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0701.jpg?v=1783941978 Umba Sapphire, 2.95ct, Umba Valley, Tanzania, Untreated Unheated. Slightly included with some surface gunk that needs removing on preform https://www.gemsofeastafrica.com/en-de/products/umba-sapphire-3-70ct-umba-valley-tanzania-untreated-unheated-slightly-to-moderately-included-which-some-surface-gunk-to-be-removed-on-preform 2026-07-13T14:10:51+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0704_8991c21e-4726-450f-befd-d951c661e778.jpg?v=1783942291 Umba Sapphire, 3.70ct, Umba Valley, Tanzania, Untreated Unheated. Slightly to moderately included which some surface gunk to be removed on preform https://www.gemsofeastafrica.com/en-de/products/umba-sapphire-9-88ct-umba-valley-tanzania-untreated-unheated-slightly-to-moderately-included-which-some-surface-gunk-to-be-removed-on-preform 2026-07-13T14:10:51+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0707_72e56bd7-4fb9-4094-b950-5e46dadd750a.jpg?v=1783942656 Umba Sapphire, 9.88ct, Umba Valley, Tanzania, Untreated Unheated. Slightly to moderately included which some surface gunk to be removed on preform. See the backlit pics https://www.gemsofeastafrica.com/en-de/products/umba-sapphire-14-72ct-umba-valley-tanzania-untreated-unheated-slightly-to-moderately-included-with-a-crack-going-a-1-4-way-in-see-the-backlit-pics-i-have-circled-the-crack-to-its-side-there-are-some-minor-fissures-to-be-removed-before-faceting 2026-07-13T14:10:51+01:00 daily https://cdn.shopify.com/s/files/1/0087/4440/3008/files/IMG_0731_cad36d16-d819-48a2-8aad-65bcf0f88e89.jpg?v=1783943181 Umba Sapphire, 14.72ct, Umba Valley, Tanzania, Untreated Unheated. Slightly to moderately included, slight silk, crack going a 1/4 way in. See the backlit pics I have circled the crack, minor fissures to be removed before faceting