Call GemSelectCall us | language flags Language | (USD) Currency | Cart
New Arrivals Calibrated Pairs Lots Contact
  : : Round Cut 12 mm
Shop By

Single

Pairs

Lots

Faceted

Cab

Carv

Gemtype Color Shape Weight Size Date Clarity Price Origin
You Selected (338): Round x » 12 mm x
Sort By:
show grid view Page View: Show Grid View Show List View
248664
Show VideoVIDEO
Compare
Item in Stock
5 ct Transparent/Translucent Round Facet Prehnite 12 mm
5.39ct Green Prehnite
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.39ct
  • 11.97mm x 6.52mm
  • Transparent/Translucent
  • 1 pc
  • USD 24.26
332538
 
Compare
Item in Stock
12 mm Citrine 6ct Round Facet in Yellow Golden
5.93ct Yellow Golden Citrine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.93ct
  • 11.87mm x 7.70mm
  • VVS
  • 1 pc
  • USD 52.18
360629
 
Compare
Item in Stock
12 mm Quartz Cat's Eye 8ct Round Cabochon in White
8.14ct White Quartz Cat's Eye
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 8.14ct
  • 12.07mm x 7.96mm
  • Transparent
  • 1 pc
  • USD 32.56
377303
 
Compare
Item in Stock
7 ct VVS-VS Round Facet Citrine 12mm
7.12ct Yellow Golden Citrine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 7.12ct
  • 12.14mm x 8.83mm
  • VVS-VS
  • 1 pc
  • USD 49.84
281532
 
Compare
Item in Stock
12 mm Fire Opal 6ct Round Cabochon in Yellow White
5.65ct Yellow White Fire Opal
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.65ct
  • 12.18mm x 7.45mm
  • Transparent/Translucent
  • 1 pc
  • USD 15.82
332606
 
Compare
Item in Stock
12mm Citrine 5ct Round Facet in Yellow Golden
4.77ct Yellow Golden Citrine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 4.77ct
  • 11.95mm x 6.34mm
  • VS
  • 1 pc
  • USD 38.16
365997
 
Compare
Item in Stock
12 carat Green Blue Round Cabochon Larimar 12 mm
11.82ctw Green Blue Larimar
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 11.82ct (total)
  • 12.01mm x 5.25mm
  • Opaque
  • 2 pcs
  • USD 28.25
378795
 
Compare
Item in Stock
12 mm Spinel 7ct Round Rose-Cut in Black
7.23ct Black Spinel
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 7.23ct
  • 11.84mm x 5.38mm
  • Opaque
  • 1 pc
  • USD 21.69
283070
 
Compare
Item in Stock
12.5mm Round Cabochon Smoky Quartz 7ct
6.99ct Smoky Brown Smoky Quartz
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 6.99ct
  • 12.28mm x 6.22mm
  • Transparent/Translucent
  • 1 pc
  • USD 8.74
338097
 
Compare
Item in Stock
5 ct VVS-VS Round Facet Citrine 12mm
5.06ct Yellow Golden Citrine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.06ct
  • 11.96mm x 6.74mm
  • VVS-VS
  • 1 pc
  • USD 37.19
369506
 
Compare
Item in Stock
8 ct Transparent Round Cabochon Quartz Cat's Eye 12mm
8.09ct White Quartz Cat's Eye
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 8.09ct
  • 12.18mm x 7.78mm
  • Transparent
  • 1 pc
  • USD 26.21
315096
 
Compare
Item in Stock
12 mm Round Cabochon Topaz 11ct
11.09ct Swiss Blue Topaz
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 11.09ct
  • 11.85mm x 8.17mm
  • Transparent
  • 1 pc
  • USD 94.26
338567
 
Compare
Item in Stock
5 ct VVS Round Facet Citrine 12 mm
5.3ct Yellow Golden Citrine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.3ct
  • 11.87mm x 6.94mm
  • VVS
  • 1 pc
  • USD 46.64
369619
 
Compare
Item in Stock
12 mm Quartz Cat's Eye 7ct Round Cabochon in White
7.19ct White Quartz Cat's Eye
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 7.19ct
  • 12.21mm x 7.07mm
  • Transparent
  • 1 pc
  • USD 23.30
323831
 
Compare
Item in Stock
9 carat Green Round Cabochon Seraphinite 12mm
9.43ctw Green Seraphinite
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 9.43ct (total)
  • 11.94mm x 4.50mm
  • Opaque
  • 2 pcs
  • USD 16.03
339019
 
Compare
Item in Stock
6 carat Yellow Golden Round Facet Citrine 12mm
5.79ct Yellow Golden Citrine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.79ct
  • 11.96mm x 7.37mm
  • VVS
  • 1 pc
  • USD 50.95
346938
 
Compare
Item in Stock
6 ct VS Round Facet Citrine 12 mm
5.72ct Yellow Golden Citrine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.72ct
  • 11.95mm x 7.77mm
  • VS
  • 1 pc
  • USD 42.79
370172
 
Compare
Item in Stock
7 ct Transparent Round Cabochon Quartz Cat's Eye 12mm
7.09ct White Quartz Cat's Eye
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 7.09ct
  • 11.92mm x 6.90mm
  • Transparent
  • 1 pc
  • USD 23.04
243790
Show VideoVIDEO
Compare
Item in Stock
12 mm Round Facet Prehnite 12ct
11.75ctw Green Prehnite
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 11.75ct (total)
  • 12.07mm x 7.21mm
  • Transparent/Translucent
  • 2 pcs
  • USD 52.88
329280
 
Compare
Item in Stock
6 carat Green Round Cabochon Serpentine 12mm
5.71ct Green Serpentine
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 5.71ct
  • 12.11mm x 7.00mm
  • Opaque
  • 1 pc
  • USD 15.70
360551
 
Compare
Item in Stock
8 carat White Round Cabochon Quartz Cat's Eye 12mm
7.51ct White Quartz Cat's Eye
  • Weight:
  • Size:
  • Clarity:
  • Content:
  • Price:
  • 7.51ct
  • 11.92mm x 7.11mm
  • Transparent
  • 1 pc
  • USD 30.04
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
Email to a Friend
English speaking customer support only

Toll Free - USA & Canada only:
1-800-464-1640

International:
+66-39340503

Subscribe to our Newsletter
 
Reorder Items
Select Language by clicking on the Image
Russian Italian German French Chinese English
Русский Italiano Deutsch Français Chinese English

Save Money
No shipping Fees for Additional Items!
$6.99 Worldwide Shipping