Gemstones catalog

Our constantly growing gemstone collection is the result of many years’ gemological experience, dozens of trips to mining regions and passion for gems. 

36 items on page from 4903 in category
Unheated Vivid Yellow sapphire in radiant cut 8.04 carats, Sri Lanka photo
$17,418 / 2,166/ct
Free worldwide shipping
Unheated Vivid Yellow sapphire in radiant cut 7.04 carats, Sri Lanka photo
$12,034 / 1,709/ct
On hold
Purple spinel in octagon cut 6.46 carats, Tanzania photo
$19,283 / 2,985/ct
Free worldwide shipping
Purple-pink Mahenge spinel in oval cut 5.65 carats, Tanzania photo
$18,883 / 3,342/ct
Free worldwide shipping
Neon Blue tourmaline Paraiba in heart shape 4.92 carats, Mozambique  photo
$17,636 / 3,585/ct
Free worldwide shipping
Spinel Mahenge Vivid pink cushion cut  2.91 carats, Tanzania photo
$15,059 / 5,175/ct
Free worldwide shipping
Vivid Red-Pink Mahenge spinel in cushion cut 4.12 carats, Tanzania photo
$18,055 / 4,382/ct
Free worldwide shipping
Vivid pink Mahenge Spinel in octagon cut 2.63 carats, Tanzania  photo
$11,960 / 4,548/ct
Free worldwide shipping
Pair of Cornflower Blue sapphires in cushion cut 6.30 carats, Sri Lanka photo
$18,823 / 2,988/ct
Free worldwide shipping
Unheated sapphire Pastel Yellow radiant cut 10.25 carats, Sri Lanka photo
$18,404 / 1,796/ct
Free worldwide shipping
Yellow sapphire in radiant cut 8.17 carats, Sri Lanka photo
$13,745 / 1,682/ct
Free worldwide shipping
Rare Red-Pink spinel in radiant cut 5.26 carats, Vietnam photo
$12,214 / 2,322/ct
Free worldwide shipping
Vivid orange spessartine in marquise cut 6.90 carats, Africa photo
$10,633 / 1,541/ct
Free worldwide shipping
Vivid pink Mahenge spinel in cushion cut 2.92 carats, Tanzania photo
$15,110 / 5,175/ct
Free worldwide shipping
Vivid pink Mahenge spinel in cushion cut 2.19 carats, Tanzania photo
$11,401 / 5,206/ct
Free worldwide shipping
Spinel Mahenge Vibrant Pink-Red cushion cut 2.79 carats, Tanzania  photo
$10,888 / 3,903/ct
Free worldwide shipping
Spinel Mahenge Vibrant Pink-Red cushion cut 3.23 carats, Tanzania photo
$18,736 / 5,801/ct
Free worldwide shipping
Spinel Mahenge Vibrant Pink-Red cushion cut 3.06 carats, Tanzania  photo
$19,751 / 6,455/ct
Free worldwide shipping
Unheated purple sapphire with silk effect in cushion cut 6.01 carats, Sri Lanka photo
$15,226 / 2,533/ct
Free worldwide shipping
Neon Paraiba tourmaline greenish blue pear cut 3.58 carats, Mozambique photo
$17,184 / 4,800/ct
Free worldwide shipping
Neon blue Paraiba tourmaline pear cut 2.52 carats, Mozambique photo
$17,010 / 6,750/ct
Free worldwide shipping
Neon blue Paraiba tourmaline pear cut 3.38 carats, Mozambique photo
$10,081 / 2,983/ct
Free worldwide shipping
Neon-blue Paraiba tourmaline pear cut 3.90 carats, Mozambique photo
$19,030 / 4,879/ct
Free worldwide shipping
Spinel Mahenge Vibrant Red octagon cut 5.53 carats, Tanzania photo
$16,279 / 2,944/ct
Free worldwide shipping
Spessartite garnet  mandarin oval cut 10.12 carats, Africa photo
$15,339 / 1,516/ct
Free worldwide shipping
Spessartite garnet Fanta color cushion cut 10.27 carats, Africa photo
$15,549 / 1,514/ct
Free worldwide shipping
Large tourmaline Bi-color cushion cut 24,480 carats, Afghanistan  photo
$18,316 / 748/ct
Free worldwide shipping
Emerald octagon cut 4.52 carats, Colombia photo
$19,103 / 4,226/ct
Free worldwide shipping
Emerald octagon cut 6.32 carats, Colombia photo
$17,897 / 2,832/ct
Free worldwide shipping
Emerald  round cut 5.08 carats, Colombia photo
$10,198 / 2,007/ct
Free worldwide shipping
Emerald cushion cut  8.75 carats, Colombia photo
$11,423 / 1,305/ct
Free worldwide shipping
Set of green tourmalines cushion cut 25.55 carats, Africa photo
$11,325 / 443/ct
Free worldwide shipping
Pair of tourmalines rubellites asscher cut 16.50 carats, Africa photo
$12,592 / 763/ct
Free worldwide shipping
Neon Paraiba tourmaline heart shape 3.05 carats, Mozambique photo
$13,045 / 4,277/ct
Free worldwide shipping
Large aquamarine oval cut 13.50 carats, Africa photo
$11,716 / 868/ct
Free worldwide shipping
Set of Paraiba tourmalines cabochon cut 4.32 carats, Africa photo
$10,800 / 2,500/ct
Free worldwide shipping
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GEMSTOCK.ORG COMPANY LIMITED, Tax ID: 0105561148825
919/1, Jewelry Trade Center, 2nd Floor, Room No. 201, Si Lom Road, Si Lom Sub-district, Bang Rak District, Bangkok, Thailand 10500
+66613953588

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