Amethyst (Quartz) Gemstones

Amethyst
Amethyst

QAT298
QAT298
0.03 ct., 'AA' Grade
2.0mm Round Cut
Medium Light
Strong Purple
Loupe Clean
[E] Routinely enhanced.
Quantity Available: 3
Amethyst Quartz

QAT299
QAT299
0.44 ct., 'AA' Grade
5.0mm Round Cut
Medium
Vivid Violet
Very Very Slightly Included
[E] Routinely enhanced.
Quantity Available: 3
Amethyst Quartz

QAT242
QAT242
0.71 ct.
7.0x5.0mm Oval Cut
Medium Dark
Vivid Bluish Purple
Loupe Clean
[E] Routinely enhanced.
One of a kind.
Amethyst Quartz

QAT321
QAT321
0.72 ct., 'A' Grade
7.1x5.1mm Oval Cut
Medium Dark
Vivid Purple
Loupe Clean
[A] Not normally enhanced.
One of a kind.
Amethyst Quartz

QAT296
QAT296
0.14 ct. total, 'AA' Grade
4.0x2.0mm Marquise Cut
Light
Strong Bluish Purple
Loupe Clean
[N] Not enhanced.
Quantity Available: 4 pairs
Amethyst Quartz

QAT203
QAT203
4.97 ct., 'AA' Grade
11.9x9.7mm Emerald Cut
Medium
Vivid Bluish Purple
Very Slightly Included
[E] Routinely enhanced.
One of a kind.
Slight color zoning.
Amethyst Quartz

QAT305
QAT305
7.03 ct.
12.0mm Hexagon Cut
Medium Dark
Vivid Violet
Loupe Clean
[E] Routinely enhanced.
One of a kind.
Amethyst Quartz

QAT319
QAT319
1.65 ct., 'A' Grade
8.0mm Trillion, Checkerboard Top Cut
Medium
Strong Bluish Purple
Very Very Slightly Included
[E] Routinely enhanced.
One of a kind.
Amethyst Quartz

QAT322
QAT322
19.21 ct.
30.0mm Donut
Medium Light
Grayish Reddish Purple
Slightly Translucent
[N] Not enhanced.
Quantity Available: 2
Amethyst Quartz

QAT323
QAT323
57.40 ct.
45.0mm Donut
Medium
Slightly Grayish Purple
Slightly Translucent
[N] Not enhanced.
Quantity Available: 2
Amethyst Quartz

Calibrated Amethyst
Calibrated Amethyst

Specify size, shape and quality when ordering. Prices are subject to change without notice. Actual carat weight may vary from the average carat weight listed.

  • AAA Dark, clean, little or no color zoning, good cut.
  • AA Medium dark, clean, little or no color zoning, good cut.
  • A Medium light, clean, little or no color zoning, good cut.
  • B Light purple, eye clean to slightly included, little or no color zoning, good cut.
  • Fine Light purple, eye clean to slightly included, little or no color zoning, good cut.

Amethyst Quality AAA AA A B Fine
Shape Size Avg. Weight Price Each
1mm
0.004 ct.
     
1.25mm
0.0072 ct.
     
1.5mm
0.01 ct.
  
1.75mm
0.02 ct.
    
2mm
0.03 ct.
2.25mm
0.05 ct.
 
2.5mm
0.06 ct.
2.75mm
0.08 ct.
    
3mm
0.10 ct.
3.25mm
0.12 ct.
   
3.5mm
0.15 ct.
3.75mm
0.20 ct.
   
4mm
0.24 ct.
4.5mm
0.32 ct.
 
5mm
0.42 ct.
 
5.5mm
0.60 ct.
 
6mm
0.74 ct.
 
6.5mm
1.00 ct.
 
7mm
1.20 ct.
 
8mm
1.75 ct.
  
9mm
2.56 ct.
  
10mm
3.46 ct.
  
 
  AAA AA A B Fine
4x3mm
0.20 ct.
     
5x3mm
0.22 ct.
 
6x4mm
0.44 ct.
 
7x5mm
0.72 ct.
 
8x6mm
1.20 ct.
  
9x7mm
1.70 ct.
  
10x8mm
2.45 ct.
 
11x9mm
3.25 ct.
  
12x10mm
4.40 ct.
  
14x10mm
5.75 ct.
  
14x12mm
7.00 ct.
    
16x12mm
8.75 ct.
    
18x13mm
11.15 ct.
     
 
  AAA AA A B Fine
5x3mm
0.22 ct.
 
6x4mm
0.37 ct.
 
7x5mm
0.63 ct.
  
8x5mm
0.79 ct.
 
8x6mm
0.95 ct.
  
9x6mm
1.15 ct.
  
10x7mm
1.70 ct.
  
10x8mm
2.26 ct.
  
12x8mm
2.70 ct.
  
13x9mm
3.35 ct.
   
14x9mm
4.15 ct.
  
14x10mm
4.85 ct.
     
15x10mm
5.20 ct.
     
16x12mm
7.50 ct.
    
 
  AAA AA A B Fine
4x2mm
0.08 ct.
 
5x2.5mm
0.15 ct.
 
5x3mm
0.17 ct.
  
6x3mm
0.22 ct.
 
7x3.5mm
0.35 ct.
 
8x4mm
0.55 ct.
  
9x4.5mm
0.75 ct.
    
10x5mm
0.90 ct.
  
12x6mm
1.60 ct.
  
14x7mm
2.35 ct.
    
15x7mm
2.85 ct.
     
 
  AAA AA A B Fine
5x3mm
0.28 ct.
    
6x4mm
0.55 ct.
 
7x5mm
0.90 ct.
 
8x6mm
1.50 ct.
  
9x7mm
2.25 ct.
  
10x8mm
3.15 ct.
 
11x9mm
4.15 ct.
    
12x10mm
5.90 ct.
    
14x10mm
7.35 ct.
    
16x12mm
10.65 ct.
     
 
  AAA AA A B Fine
3mm
0.15 ct.
   
3.5mm
0.24 ct.
    
4mm
0.32 ct.
 
5mm
0.60 ct.
 
6mm
1.08 ct.
  
7mm
1.65 ct.
  
8mm
2.40 ct.
     
9mm
3.50 ct.
     
 
  AAA AA A B Fine
3mm
0.09 ct.
     
4mm
0.22 ct.
  
5mm
0.42 ct.
  
6mm
0.68 ct.
  
7mm
1.15 ct.
  
8mm
1.65 ct.
  
9mm
2.50 ct.
    
10mm
3.30 ct.
    
 
  AAA AA A B Fine
3mm
0.10 ct.
     
3.5mm
0.14 ct.
     
4mm
0.22 ct.
 
4.5mm
0.28 ct.
     
5mm
0.42 ct.
 
5.5mm
0.50 ct.
     
6mm
0.67 ct.
 
6.5mm
0.86 ct.
     
7mm
1.00 ct.
  
8mm
1.65 ct.
  
9mm
1.93 ct.
  
10mm
2.65 ct.
  
11mm
3.80 ct.
    
 
  AAA AA A B Fine
4x2mm
0.12 ct.
    
5x2mm
0.15 ct.
    
5x3mm
0.30 ct.
    
 
  AAA AA A B Fine
2mm
0.05 ct.
 
2.5mm
0.08 ct.
 
3mm
0.14 ct.
   
3.5mm
0.22 ct.
   
4mm
0.33 ct.
   
4.5mm
0.47 ct.
    
5mm
0.65 ct.
    
5.5mm
0.82 ct.
    
6mm
1.00 ct.
    
6.5mm
1.25 ct.
    
8mm
2.30 ct.
    
 
  AAA AA A B Fine
3mm
0.16 ct.
     
3.5mm
0.22 ct.
     
4mm
0.35 ct.
     
4.5mm
0.55 ct.
     
5mm
0.60 ct.
     
5.5mm
0.84 ct.
     
6mm
1.10 ct.
     
7mm
1.50 ct.
     
8mm
2.36 ct.
     
10mm
4.69 ct.
     
12mm
7.59 ct.
     
 
  AAA AA A B Fine
5x3mm
0.30 ct.
     
6x4mm
0.55 ct.
   
7x5mm
1.00 ct.
   
8x6mm
1.55 ct.
   
9x7mm
3.00 ct.
    
10x8mm
3.45 ct.
   
11x9mm
4.00 ct.
     
12x10mm
5.70 ct.
     
14x10mm
7.00 ct.
   
16x12mm
10.15 ct.
   
18x13mm
10.29 ct.
     
 
  AAA AA A B Fine
5x3mm
0.25 ct.
     
6x4mm
0.50 ct.
     
7x5mm
0.85 ct.
     
8x5mm
1.00 ct.
     
9x6mm
1.75 ct.
     
10x7mm
2.40 ct.
     
 
  AAA AA A B Fine
3mm
0.22 ct.
     
4mm
0.45 ct.
     
5mm
0.81 ct.
     
6mm
1.45 ct.
     
7mm
2.00 ct.
     
10mm
5.85 ct.
     
12mm
10.00 ct.
     
14mm
18.00 ct.
     
 
  AAA AA A B Fine
6mm
0.90 ct.
     
 
  AAA AA A B Fine
5mm
0.50 ct.
    
6mm
0.85 ct.
    
8mm
2.00 ct.
     
 
  AAA AA A B Fine
8x6mm
1.22 ct.
    
9x7mm
1.88 ct.
    
10x8mm
2.60 ct.
    
11x9mm
3.70 ct.
    
12x10mm
4.75 ct.
    
 
  AAA AA A B Fine
6x4mm
0.60 ct.
     
8x5mm
1.15 ct.
     
10x5mm
1.70 ct.
     
22x8mm
10.00 ct.
     
 
  AAA AA A B Fine
5.5x4mm
0.35 ct.
     
6x4mm
0.42 ct.
    
7x5mm
0.65 ct.
     
8x6mm
1.20 ct.
    
9x7mm
1.70 ct.
    
10x8mm
2.20 ct.
     
12x10mm
4.00 ct.
     
 
  AAA AA A B Fine
7mm
1.20 ct.
    
8mm
1.75 ct.
    
10mm
3.15 ct.
     
 
  AAA AA A B Fine
8mm
1.50 ct.
     
 
  AAA AA A B Fine
5mm
0.50 ct.
    
6mm
0.85 ct.
    
7mm
1.45 ct.
    
8mm
2.00 ct.
    
9mm
2.80 ct.
    
10mm
3.65 ct.
    
12mm
7.00 ct.
    
 
  AAA AA A B Fine
8x6mm
1.26 ct.
    
9x7mm
1.85 ct.
    
10x8mm
2.50 ct.