Blue Sapphire

  • Hardness

    9.0 on the Mohs scale.

  • Occurrence

    Myanmar (Burma), Thailand, India, Sri Lanka (Ceylon), Tanzania, Afghanistan, Australia, Brazil, Cambodia, Malagasy Republic, Malawi, Pakistan, Zimbabwe (Rhodesia), United States (Montana, North Carolina).

  • Appearance

    Although found in a variety of colors, blue sapphire is the color most people think of when sapphire is mentioned. Very light to very dark (almost inky) shades of blue are found. The more vivid colors (without being too dark) are the most valuable.

  • Enhancements

    Blue sapphire is always heat treated to produce, intensify or lighten color and/or improve color uniformity and appearance.

    More information on gemstone enhancements.

  • Gemstone Family

    Blue Sapphire is a member of the Sapphire gemstone family.

Blue Sapphire
Blue Sapphire

SPH682
SPH682
0.01 ct., 'B' Grade
1.3x1.3mm Round Cut
Medium Dark
Strong Blue
Very Very Slightly Included
[H] Heated to improve color.
Quantity Available: 2
Blue Sapphire

SPH737
SPH737
0.02 ct., 'AAA' Grade
2.0mm Round Cut
Medium
Strong Blue
Loupe Clean
[H] Heated to improve color.
One of a kind.
Blue Sapphire

SPH738
SPH738
0.89 ct., 'A' Grade
5.9mm Round Cut
Extremely Dark
Strong Blue
Loupe Clean
[H] Heated to improve color.
One of a kind.
Blue Sapphire

SPH468
SPH468
0.42 ct., 'AA' Grade
4.5mm Round Brilliant Cut
Medium
Vivid Blue
Slightly Included
[E] Routinely enhanced.
One of a kind.
Includes setting.
Blue Sapphire

SPH469
SPH469
0.86 ct., 'AA' Grade
7.0x5.0mm Pear Cut
Medium Dark
Vivid Blue
Loupe Clean
[H] Heated to improve color.
One of a kind.
Blue Sapphire

SPH445
SPH445
0.27 ct. total, 'AA' Grade
2.5mm Square (Step) Cut
Medium Dark
Vivid Blue
Loupe Clean
[E] Routinely enhanced.
Quantity Available: 1 pairs
Blue Sapphire

SPH739
SPH739
0.90 ct. total, 'AA' Grade
4.5mm Trillion Cut
Dark
Strong Blue
Loupe Clean
[H] Heated to improve color.
Only one pair available.
Blue Sapphire

Calibrated Blue Sapphire
Calibrated Blue Sapphire

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 Clean, medium light to medium, Australian rough, good cut, polish and brilliance, little or no color zoning.
  • AA Clean, medium to medium dark, Australian rough, good cut, polish and brilliance, little or no color zoning.
  • A Clean, medium dark to dark, Australian rough, good cut, polish and brilliance, little or no color zoning.
  • B Clean, dark, Australian rough, good cut, polish and brilliance, little or no color zoning.
  • Fine Clean, dark, Australian rough, good cut, polish and brilliance, little or no color zoning.

Blue Sapphire Quality AAA AA A B Fine
Shape Size Avg. Weight Price Each
1mm
0.01 ct.
    
1.25mm
0.01 ct.
 
1.5mm
0.02 ct.
1.75mm
0.03 ct.
2mm
0.04 ct.
2.25mm
0.05 ct.
 
2.5mm
0.08 ct.
 
2.75mm
0.09 ct.
 
3mm
0.13 ct.
 
3.25mm
0.17 ct.
 
3.5mm
0.20 ct.
 
3.75mm
0.30 ct.
 
4mm
0.38 ct.
 
4.5mm
0.40 ct.
 
5mm
0.70 ct.
 
5.5mm
0.95 ct.
 
6mm
1.15 ct.
 
6.5mm
1.50 ct.
 
7mm
1.90 ct.
    
7.5mm
2.30 ct.
    
8mm
2.60 ct.
    
 
  AAA AA A B Fine
4x3mm
0.25 ct.
   
5x3mm
0.35 ct.
   
5x4mm
0.48 ct.
   
6x4mm
0.70 ct.
   
7x5mm
1.10 ct.
   
8x6mm
1.80 ct.
   
9x7mm
2.60 ct.
    
10x8mm
3.75 ct.
     
 
  AAA AA A B Fine
4x3mm
0.20 ct.
    
5x3mm
0.30 ct.
    
5x4mm
0.45 ct.
    
6x4mm
0.60 ct.
   
7x5mm
0.90 ct.
   
8x5mm
1.10 ct.
    
8x6mm
1.50 ct.
    
9x7mm
2.15 ct.
    
10x8mm
3.15 ct.
     
 
  AAA AA A B Fine
3x1.5mm
0.05 ct.
     
3x1.75mm
0.06 ct.
     
3x2mm
0.08 ct.
     
3.5x1.5mm
0.06 ct.
     
3.5x1.75mm
0.07 ct.
    
3.5x2mm
0.09 ct.
    
3.75x1.75mm
0.08 ct.
     
3.75x2mm
0.10 ct.
   
4x2mm
0.12 ct.
   
4.25x2.25mm
0.13 ct.
   
4.5x2.5mm
0.17 ct.
    
5x2.5mm
0.20 ct.
   
5x3mm
0.28 ct.
   
6x3mm
0.35 ct.
   
7x3.5mm
0.52 ct.
    
8x4mm
0.75 ct.
    
9x4.5mm
1.10 ct.
    
10x5mm
1.40 ct.
   
 
  AAA AA A B Fine
5x3mm
0.38 ct.
   
6x4mm
0.75 ct.
   
7x5mm
1.20 ct.
   
8x6mm
1.90 ct.
    
 
  AAA AA A B Fine
1.5mm
0.04 ct.
     
1.75mm
0.05 ct.
     
2mm
0.08 ct.
     
2.25mm
0.10 ct.
     
2.5mm
0.14 ct.
     
2.75mm
0.17 ct.
     
3mm
0.22 ct.
     
3.25mm
0.32 ct.
     
3.5mm
0.39 ct.
     
3.75mm
0.42 ct.
     
4mm
0.48 ct.
     
4.5mm
0.70 ct.
     
5mm
0.85 ct.
     
 
  AAA AA A B Fine
3mm
0.16 ct.
    
3.5mm
0.26 ct.
    
4mm
0.34 ct.
    
4.5mm
0.47 ct.
    
5mm
0.65 ct.
    
5.5mm
0.83 ct.
     
6mm
1.10 ct.
    
6.5mm
1.35 ct.
    
7mm
1.60 ct.
     
 
  AAA AA A B Fine
2.5mm
0.10 ct.
     
3mm
0.16 ct.
    
3.5mm
0.22 ct.
    
4mm
0.32 ct.
    
4.5mm
0.45 ct.
    
5mm
0.56 ct.
    
5.5mm
0.75 ct.
     
6mm
1.00 ct.
    
6.5mm
1.20 ct.
     
7mm
1.65 ct.
     
 
  AAA AA A B Fine
3x1.5mm
0.07 ct.
    
3x1.75mm
0.10 ct.
    
3x2mm
0.11 ct.
    
3.5x1.5mm
0.09 ct.
    
3.5x2mm
0.14 ct.
    
3.75x2mm
0.15 ct.
     
4x2mm
0.18 ct.
    
4x3mm
0.28 ct.
    
4.5x2mm
0.20 ct.
     
4.5x2.5mm
0.28 ct.
    
5x2mm
0.20 ct.
    
5x2.5mm
0.31 ct.
    
5x3mm
0.42 ct.
    
6x3mm
0.47 ct.
    
 
  AAA AA A B Fine
3x1.5x1mm
0.06 ct.
     
3x1.75x1mm
0.07 ct.
     
3x1.75x1.5mm
0.08 ct.
     
3x2x1.5mm
0.10 ct.
     
3.5x1.5x1mm
0.06 ct.
     
3.5x2x1.5mm
0.13 ct.
     
4x2x1.5mm
0.15 ct.
     
4.75x2.25x1mm
0.18 ct.
     
 
  AAA AA A B Fine
1.5mm
0.03 ct.
    
1.75mm
0.04 ct.
    
2mm
0.06 ct.
    
2.25mm
0.09 ct.
    
2.5mm
0.12 ct.
    
2.75mm
0.15 ct.
    
3mm
0.20 ct.
   
3.25mm
0.26 ct.
    
3.5mm
0.31 ct.
    
3.75mm
0.37 ct.
    
4mm
0.46 ct.
   
4.5mm
0.63 ct.
   
5mm
0.80 ct.
    
 
  AAA AA A B Fine
2.25mm
0.08 ct.
     
2.5mm
0.10 ct.
     
2.75mm
0.15 ct.
     
3mm
0.19 ct.
     
3.5mm
0.33 ct.
     
4mm
0.46 ct.
     
4.5mm
0.60 ct.
     
5mm
0.85 ct.