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 4895 in category
Unheated Vivid Yellow sapphire in radiant cut 8.04 carats, Sri Lanka photo
$17,418 / 2,166/ct
Free worldwide shipping
Unheated Intense red ruby in oval cut 3.54 carats, Mozambique photo
$42,350 / 11,963/ct
Free worldwide shipping
Royal blue sapphire in oval cut 7.52 carats, Sri Lanka photo
$21,510 / 2,860/ct
Free worldwide shipping
Cornflower blue sapphire 3.50 carats in cushion cut, Sri Lanka photo
$2,255 / 644/ct
Worldwide shipping
Royal Blue sapphire in pear cut 5.31 carats, Sri Lanka photo
$8,305 / 1,564/ct
Free worldwide shipping
Large Intense Green Colombian emerald 13.26 carats, GRS photo
$47,333 / 3,570/ct
Free worldwide shipping
Unheated sapphire Vivid Yellow octagon cut 7.07 carats, Sri Lanka photo
$24,038 / 3,400/ct
Free worldwide shipping
Unheated sapphire Cornflower Blue rutile silk effect oval cut 6.88 carats, Sri Lanka photo
$27,576 / 4,008/ct
Free worldwide shipping
Unheated large Golden Yellow sapphire in radiant cut 13.12 carats, Sri Lanka photo
$45,920 / 3,500/ct
Free worldwide shipping
Green zircon with color changing effect cushion cut  3.30 carats, Tanzania photo
$2,105 / 638/ct
Worldwide shipping
Unheated Vivid Yellow sapphire in radiant cut 7.04 carats, Sri Lanka photo
$12,034 / 1,709/ct
On hold
Unheated Teal rutile silk effect sapphire oval cut 5.06 carats, Sri Lanka photo
$6,481 / 1,281/ct
Free worldwide shipping
Sapphire Bi-color baguette cut 2.07 carats, Sri Lanka photo
$2,996 / 1,447/ct
Worldwide shipping
Yellow sapphire in heart shape 3.03 carats, Sri Lanka photo
$3,154 / 1,041/ct
Free worldwide shipping
Rare top quality unheated Padparadscha sapphire in cushion cut 4.12 carats, Madagascar photo
$70,040 / 17,000/ct
Free worldwide shipping
Purple spinel in fancy cut 2.18 carats, Burma photo
$1,400 / 642/ct
Worldwide shipping
Unheated yellow Golden color sapphire in radiant cut 15.90 carats, Sri Lanka photo
$66,696 / 4,195/ct
Free worldwide shipping
Vivid purple spinel in octagon cut 3.54 carats, Burma photo
$3,341 / 944/ct
Free worldwide shipping
Vibrant pink-red Mahenge spinel in cushion cut 5.72 carats, Tanzania  photo
$47,086 / 8,232/ct
Available in Moscow
Unheated pink sapphire in heart shape 1.65 carats, Sri Lanka  photo
$2,467 / 1,495/ct
Worldwide shipping
Neon blue Paraiba tourmaline in pear cut  5.45 carats, Nigeria photo
$65,400 / 12,000/ct
Free worldwide shipping
Pair of intense green emeralds in pear cut 4.81 carats, Colombia photo
$9,877 / 2,053/ct
Free worldwide shipping
Neon blue tourmaline Paraiba in cushion cut 4.02 carats, Nigeria photo
$71,836 / 17,870/ct
Free worldwide shipping
Pair of unheated pink sapphires in pear cut 1.88 carats, Sri Lanka photo
$1,014 / 539/ct
Worldwide shipping
Cobalt Blue spinel in oval cut 1.59 carats, Tanzania photo
$1,786 / 1,123/ct
Worldwide shipping
Blue spinel in cushion cut 2.26 carats, Tanzania photo
$1,107 / 490/ct
Worldwide shipping
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
Rubellite tourmaline in pear cut 2.23 carats, Africa photo
$1,026 / 460/ct
Worldwide shipping
Neon Blue tourmaline Paraiba in heart shape 4.92 carats, Mozambique  photo
$17,636 / 3,585/ct
Free worldwide shipping
Neon blue tourmaline Paraiba in pear cut 7.14 carats, Mozambique photo
$33,028 / 4,626/ct
Free worldwide shipping
Unheated pink sapphire in radiant cut 2.60 carats, Sri Lanka photo
$2,712 / 1,043/ct
Worldwide shipping
Vibrant purple-pink spinel in cushion cut 4.03 carats, Tanzania photo
$5,243 / 1,301/ct
Free worldwide shipping
Rare green octagon cut beryl 6.38 carats, Russia  photo
$5,040
Item is sold
Tourmaline Lagoon in oval cut 1.30 carats, Afghanistan photo
$1,456 / 1,120/ct
Worldwide shipping
Tourmaline Indigolite in oval cut 1.02 carats, Afghanistan  photo
$960 / 941/ct
Worldwide shipping

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

Cart
Weight, ct
Price, $
GS Index
Selection
Trade color