Выращенный изумруд Колумбийского цвета

All prices are per carat, FOB Bangkok, Thailand. Minimum order quantity applies. Stones smaller than 0.25 ct will carry an additional cutting labor surcharge. Prices below apply to any standard shape and size (“standard” shapes: oval, pear shape, round, rectangular, emerald cut, octagon, square, princess cut, cushion cut, Asscher cut, radiant cut; example of special cut: checkerboard cut).

Prices are suggested retail. Shipping charges applicable.

Gem Grade up to 4.99 ct; cut to order or ex-stock

SKU/Item Number: 0000012

Price: $ 160.00

Gem Grade 5.00 – 9.99 ct; cut to order or ex-stock

SKU/Item Number: 0000014

Price: $ 170.00

Gem Grade  9.99 ct and bigger; cut to order or ex-stock

SKU/Item Number: 0000016

Price: $ 180.00

Fine Grade  up to 4.99 ct; cut to order or ex-stock

SKU/Item Number: 0000018

Price: $ 140.00

Fine Grade 5.00 – 9.99 ct; cut to order or ex-stock

SKU/Item Number: 0000020

Price: $ 150.00

Fine Grade  9.99 ct and bigger; cut to order or ex-stock

SKU/Item Number: 0000022

Price: $ 160.00

Commercial Grade  up to 4.99 ct; cut to order or ex-stock

SKU/Item Number: 0000018

Price: $ 130.00

Commercial Grade 5.00 – 9.99 ct; cut to order or ex-stock

SKU/Item Number: 0000020

Price: $ 140.00

Commercial Grade  9.99 ct and bigger; cut to order or ex-stock 

SKU/Item Number: 0000022

Price: $ 150.00

Comparison of

Created

Emeralds

Produced

by Tairus

 

Platinum

Regular

Biron

Colombian

 

                                      Oxides (wt%)

BeO

13.74

13.39

13.35

13.75

SiO2

66.01

64.33

64.09

64.5

Al2O3

19.69

16.77

18.56

18.17

V2O3

bdl

bdl

0.75

1.29

Cr2O3

0.51

0.34

0.75

0.04

Fe2O3

bdl

3.31

bdl

0.01

NiO

bdl

0.24

bdl

0.01

CuO

bdl

0.18

bdl

0.12

H2O

n/a

1.2

n/a

1.2

Cl

0.14

bdl

0.31

bdl

Total

100.09

98.56

97.81

99.09

Color

Bluish green

Bluish green

Bluish green

Homogeneous, very slightly bluish green

no

1.573-1.578

1.573-1.587

1.573-1.574

1.576 – 1.578

ne

1.568-1.570

1.568-1.570

1.569-1.570

1.570 – 1.571

Birefringence

0.005-0.008

0.004-0.007

0.004-0.005

0.006 – 0.007

Specific gravity

2.67-2.69

2.67-2.72

2.68-2.71

2.68 – 2.69

Chelsea filter reaction

Strong red

red

Yellowish-green

green

UV fluorescence

moderate red

 inert

 inert

 inert