Blue Sapphire.

Usually Cutting & Polishing of all Sapphires are done in Thailand
Sapphire comes from Thailand (Kanchanaburil) ,Australia, Africa and Sri Lanka
All Sapphire are heat treated.

Blue Sapphire shades

Blue Sapphire shapes

Blue Sapphire Round

Blue Sapphire Square

Blue Sapphire Oval

Blue Sapphire Pear

Blue Sapphire Marquise

Blue Sapphire Octagon

Blue Sapphire cabochon

Blue Sapphire trillian

Calibrated Sizes with Weight

SIZE	WEIGHT
3*4	0.21
3*5	0.28
4*5	0.43
4*6	0.54
5*7	0.95
6*8	1.4
7*9	2.2

Size	Weight
3*4	0.19
3*5	0.24
4*5	0.38
4*6	0.47
5*7	0.84
6*8	1.25
7*9	1.9

Size	Weight
3*5	0.5
4*6	0.7
5*7	1.2
6*8	1.85
7*9	2.8

Size	Weight
2*4	0.09
2.5*5	0.18
3*6	0.32
3.5*7	0.4
4*8	0.6

Size	Weight
1.5	0.02
2	0.05
2.5	0.09
3	0.15
3.5	0.24
4	0.35

Size	Weight
1.5	0.03
2	0.07
2.5	0.14
3	0.21
3.5	0.33
4	0.52

Size	Weight
1	0.01
1.5	0.02
2	0.04
2.5	0.08
3	0.13
3.5	0.21
4	0.31

Size	Weight
1.5	0.02
2	0.05
2.5	0.1
3	0.17
3.5	0.27
4	0.43