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Emerald|Lab Grown|IGI

1.45ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG636410889

Shape and cutting style on the report: Emerald cut

Certificate IGI LG636410889

Diamond specifications and retailer prices

From $367 AUD
$258 USD
As of October 30, 2026
Save $3,285 AUD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,652 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.45ct lab-grown emerald diamond

This 1.45ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG636410889 or 636410889. Listed at 25 retailers as of October 27, 2026, with prices from $367 to $3,652, a $3,285 spread on the same certified stone. Queensmith lists it at $3,652. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636410889
Dimensions7.50 × 5.39 × 3.60 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.50 mm5.39 mm1.45 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636410889
Side View
Table 61.0%Crown 34.5°Girdle: MediumPavilion 38.9°Culet: LargeDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $869 AUD|Low: $353 AUD|High: $3,488 AUD|Avg: $1,060 AUD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 3$367 AUD
Retailer 12$410 AUD
Retailer 9$426 AUD
Retailer 5$456 AUD
Retailer 7$456 AUD
Retailer 4$612 AUD
Retailer 17$683 AUD
Retailer 11$741 AUD
Retailer 16$782 AUD
Retailer 8$826 AUD
Retailer 1$869 AUD
Retailer 15$1,108 AUD
Retailer 2$1,156 AUD
Retailer 6$1,463 AUD
Retailer 10$1,779 AUD
Retailer 18$1,826 AUD
Retailer 14$2,669 AUD
Retailer 13$3,474 AUD

44 data points across 18 retailers

25 retailers$367 AUD to $3,652 AUD

A
Cheapest Retailer
-
$367 AUD
$258 USD
A
Retailer 2
-
$410 AUD
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$426 AUD
$299 USD
View
A
Retailer 4
-
$456 AUD
$320 USD
View
A
Retailer 5
-
$456 AUD
$320 USD
View
A
Retailer 6
-
$510 AUD
HK$2,800 HKD
View
B+
Retailer 7
-
$612 AUD
$430 USD
View
A
Retailer 8
-
$683 AUD
$480 USD
View
A
Retailer 9
-
$741 AUD
€496 EUR
View
A
Retailer 10
-
$782 AUD
ZAR 8,875 ZAR
View
A
Retailer 11
-
$826 AUD
$580 USD
View
A
Retailer 12
-
$869 AUD
£481 GBP
View
A
Retailer 13
-
$1,108 AUD
View
B+
Retailer 14
-
$1,156 AUD
$812 USD
View
B+
Retailer 15
-
$1,200 AUD
$843 USD
View
B+
Retailer 16
-
$1,463 AUD
$1,028 USD
View
B+
Retailer 17
-
$1,465 AUD
SGD 1,391 SGD
View
B+
Retailer 18
-
$1,536 AUD
$1,079 USD
View
B+
Retailer 19
-
$1,549 AUD
$1,088 USD
View
B+
Retailer 20
-
$1,779 AUD
£984 GBP
View
B+
Retailer 21
-
$1,826 AUD
£1,010 GBP
View
B
Retailer 22
-
$1,962 AUD
$1,378 USD
View
B
Retailer 23
-
$2,669 AUD
$1,875 USD
View
B
Retailer 24
-
$3,474 AUD
$2,440 USD
View
Most Expensive
B
Queensmith
LG636410889 · Oct 27
$3,652 AUD
£2,020 GBP
View
24 more retailers have this diamond
Prices start from $367 AUDSave up to $3,285 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.45ct Emerald
$367 AUD