Buy Marquise Shape 12x6 mm Gems
Bi-color
Black
Blue Marquise Shape 12x6 mm Gems
Brown Marquise Shape 12x6 mm Gems
Golden Marquise Shape 12x6 mm Gems
Gray
Green
Multicolor Marquise Shape 12x6 mm Gems
Orange
Pink
Purple
Red Marquise Shape 12x6 mm Gems
Turquoise
Violet Marquise Shape 12x6 mm Gems
White Marquise Shape 12x6 mm Gems
Yellow Marquise Shape 12x6 mm Gems
Clear Colors
Single
Pairs
Lots
Faceted
Cabochons
Showing results for
Sort By:
Price - High to Low
Price - Low to High
Size - Largest to Smallest
Size - Smallest to Largest
Weight - High to Low
Weight - Low to High
Gemtypes in Category:
Almandine Garnet (30)
Amethyst (73)
Labradorite (57)
Opal (4)
Pyrope Garnet (173)
Rutile Quartz (1)
Sapphire (1)
Tiger's Eye (3)
Topaz (51)
Clear All
ID:
711644
Weight:
2.09
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.57
Item in Stock
More Options & Item Details
ID:
432970
Weight:
2.19
Size:
11.9 x 6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.46
Item in Stock
More Options & Item Details
ID:
744670
Weight:
1.99
Size:
12 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
89.55
Item in Stock
More Options & Item Details
ID:
432506
Weight:
5.15
Size:
12.1 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
34.00
Item in Stock
More Options & Item Details
ID:
621025
Weight:
3.89
Size:
12.1 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
35.94
Item in Stock
More Options & Item Details
ID:
466231
Weight:
3.82
Size:
12.1 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
40.34
Item in Stock
More Options & Item Details
ID:
711646
Weight:
2.32
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.18
Item in Stock
More Options & Item Details
ID:
601133
Weight:
3.35
Size:
12.1 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
22.12
Item in Stock
More Options & Item Details
ID:
465849
Weight:
4.36
Size:
12 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
46.04
Item in Stock
More Options & Item Details
ID:
499976
Weight:
2.01
Size:
12.1 x 6 mm
Clarity:
VS
Price:
$
18.58
Item in Stock
More Options & Item Details
Select
1
2
3
4
pcs 0 in Cart
ID:
462003
Weight:
3.75
Size:
11.9 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
44.70
Item in Stock
More Options & Item Details
ID:
712759
Weight:
4.70
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.52
Item in Stock
More Options & Item Details
ID:
433040
Weight:
2.35
Size:
12.1 x 6.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.52
Item in Stock
More Options & Item Details
ID:
465764
Weight:
4.71
Size:
12.1 x 6.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
49.74
Item in Stock
More Options & Item Details
ID:
712429
Weight:
4.76
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.68
Item in Stock
More Options & Item Details
ID:
466223
Weight:
7.00
Size:
11.7 x 5.9 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
73.92
Item in Stock
More Options & Item Details
ID:
463928
Weight:
1.76
Size:
12.1 x 6.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.23
Item in Stock
More Options & Item Details
ID:
432756
Weight:
4.99
Size:
12.1 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
32.94
Item in Stock
More Options & Item Details
ID:
712543
Weight:
2.51
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.68
Item in Stock
More Options & Item Details
ID:
463486
Weight:
3.62
Size:
11.9 x 5.8 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
47.93
Item in Stock
More Options & Item Details
ID:
493859
Weight:
1.77
Size:
11.8 x 6 mm
Clarity:
VS
Price:
$
11.68
Item in Stock
More Options & Item Details
Select
1
2
3
pcs 0 in Cart
ID:
621022
Weight:
3.89
Size:
12 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
35.94
Item in Stock
More Options & Item Details
ID:
463378
Weight:
3.15
Size:
11.8 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
41.70
Item in Stock
More Options & Item Details
ID:
573141
Weight:
4.45
Size:
12 x 6 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
46.99
Item in Stock
More Options & Item Details
ID:
711648
Weight:
2.47
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.58
Item in Stock
More Options & Item Details
ID:
432973
Weight:
2.81
Size:
12.1 x 6.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
18.55
Item in Stock
More Options & Item Details
ID:
465915
Weight:
3.91
Size:
11.8 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
41.29
Item in Stock
More Options & Item Details
ID:
463289
Weight:
3.12
Size:
11.8 x 5.9 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
41.30
Item in Stock
More Options & Item Details
ID:
500222
Weight:
2.07
Size:
12.1 x 5.9 mm
Clarity:
VS
Price:
$
19.13
Item in Stock
More Options & Item Details
ID:
466122
Weight:
4.28
Size:
11.9 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
45.19
Item in Stock
More Options & Item Details
ID:
573460
Weight:
4.38
Size:
12 x 6 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
46.25
Item in Stock
More Options & Item Details
ID:
710768
Weight:
2.21
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.89
Item in Stock
More Options & Item Details
ID:
744651
Weight:
2.24
Size:
12 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
100.80
Item in Stock
More Options & Item Details
ID:
620853
Weight:
3.80
Size:
12 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
40.13
Item in Stock
More Options & Item Details
ID:
461979
Weight:
4.97
Size:
11.9 x 6 mm
Clarity:
VVS-VS
Content:
3 pcs
Price:
$
59.24
Item in Stock
More Options & Item Details
ID:
500267
Weight:
1.27
Size:
11.7 x 6 mm
Clarity:
VS
Price:
$
11.74
Item in Stock
More Options & Item Details
ID:
493854
Weight:
1.44
Size:
12.2 x 5.9 mm
Clarity:
VS
Price:
$
11.40
Item in Stock
More Options & Item Details
ID:
744660
Weight:
2.09
Size:
12 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
94.05
Item in Stock
More Options & Item Details
ID:
493850
Weight:
1.86
Size:
11.6 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
14.74
Item in Stock
More Options & Item Details
ID:
432500
Weight:
4.59
Size:
12.1 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
30.30
Item in Stock
More Options & Item Details
ID:
432497
Weight:
3.88
Size:
12.3 x 6.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
25.61
Item in Stock
More Options & Item Details
ID:
500229
Weight:
1.70
Size:
12.1 x 6 mm
Clarity:
VS-SI
Price:
$
15.71
Item in Stock
More Options & Item Details
Select
1
2
3
pcs 0 in Cart
ID:
462002
Weight:
4.31
Size:
12 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
51.37
Item in Stock
More Options & Item Details
ID:
466233
Weight:
4.32
Size:
12.1 x 6.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
45.62
Item in Stock
More Options & Item Details
ID:
712398
Weight:
2.37
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.31
Item in Stock
More Options & Item Details
ID:
712427
Weight:
4.86
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.95
Item in Stock
More Options & Item Details
ID:
621026
Weight:
4.37
Size:
12 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
40.38
Item in Stock
More Options & Item Details
ID:
500030
Weight:
1.97
Size:
12 x 6.1 mm
Clarity:
VS
Price:
$
18.20
Item in Stock
More Options & Item Details
ID:
744679
Weight:
2.38
Size:
12 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
107.10
Item in Stock
More Options & Item Details
ID:
620854
Weight:
4.24
Size:
12.2 x 6.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
44.77
Item in Stock
More Options & Item Details
ID:
743351
Weight:
2.22
Size:
12 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
99.90
Item in Stock
More Options & Item Details
ID:
712539
Weight:
2.43
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.47
Item in Stock
More Options & Item Details
ID:
743405
Weight:
2.12
Size:
12 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
95.40
Item in Stock
More Options & Item Details
ID:
463332
Weight:
4.21
Size:
12.1 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
55.74
Item in Stock
More Options & Item Details
ID:
712088
Weight:
4.38
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
11.66
Item in Stock
More Options & Item Details
ID:
465916
Weight:
4.37
Size:
12.1 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
46.15
Item in Stock
More Options & Item Details
ID:
465788
Weight:
1.84
Size:
11.9 x 6.1 mm
Clarity:
VS
Price:
$
19.43
Item in Stock
More Options & Item Details
ID:
432899
Weight:
4.72
Size:
12 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
31.15
Item in Stock
More Options & Item Details
ID:
462063
Weight:
7.44
Size:
11.9 x 6.1 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
88.68
Item in Stock
More Options & Item Details
ID:
620785
Weight:
3.92
Size:
12.1 x 5.9 mm
Clarity:
VS
Content:
2 pcs
Price:
$
41.40
Item in Stock
More Options & Item Details
Why Buy Marquise Shape 12x6 Mm Gems from GemSelect?
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10
Wonderful purchase, can't wait to see the stone.
Posted By Tim in January, 2026
Source: Bizrate
Overall Rating -> 10
So far So good
Posted By VH-1 in July, 2025
Source: Bizrate
Overall Rating -> 10
I feel Gemselect is a trustworthy company to buy from
Posted By Becky in October, 2025
Source: Bizrate
Overall Rating -> 10
No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!
Posted By Orphanboy in December, 2025
Source: Bizrate
Overall Rating -> 9
It was a good experience looking for and finding a nice amethyst stone
Posted By N/a in May, 2025
Source: Bizrate
Overall Rating -> 9
Very good and simple exchange
Posted By Waylon in March, 2026
Source: Bizrate