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Emerald|Lab Grown|IGI

1.50ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG666428557

Shape and cutting style on the report: Emerald cut

Certificate IGI LG666428557

Diamond specifications and retailer prices

From $460 AUD
$323 USD
As of October 30, 2026
Save $2,708 AUD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,168 AUD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.5ct lab-grown emerald diamond

This 1.5ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG666428557 or 666428557. Listed at 24 retailers as of October 28, 2026, with prices from $460 to $3,168, a $2,708 spread on the same certified stone. Rare Carat lists it at $3,168. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666428557
Dimensions7.81 × 5.30 × 3.57 mm
L/W Ratio1.47
Culet sizeLong
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
7.81 mm5.30 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666428557
Side View
Table 63.0%Crown 37.8°Girdle: MediumPavilion 39.3°Culet: LNGDepth 67.4%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $3,168 AUD|Low: $460 AUD|High: $3,210 AUD|Avg: $1,159 AUD|-1.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 5$460 AUD
Retailer 13$511 AUD
Retailer 2$700 AUD
Retailer 11$705 AUD
Retailer 7$854 AUD
Retailer 10$877 AUD
Retailer 4$880 AUD
Retailer 6$903 AUD
Retailer 9$1,187 AUD
Retailer 12$1,569 AUD
Retailer 3$1,829 AUD
Retailer 8$2,057 AUD
Rare Carat$3,168 AUD

42 data points across 13 retailers

24 retailers$460 AUD to $3,168 AUD

Retailer 1
-
$411 AUD
$289 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$460 AUD
$323 USD
View
Final sale: no returns
Retailer 3
-
$478 AUD
$336 USD
View
Price last confirmed 36 days ago
Retailer 4
-
$504 AUD
$354 USD
View
Price last confirmed 31 days ago
A
Retailer 5
-
$511 AUD
$359 USD
View
A
Retailer 6
-
$565 AUD
HK$3,100 HKD
View
A
Retailer 7
-
$700 AUD
$492 USD
View
A
Retailer 8
-
$705 AUD
$495 USD
View
A
Retailer 9
-
$854 AUD
€571 EUR
View
A
Retailer 10
-
$877 AUD
ZAR 9,956 ZAR
View
A
Retailer 11
-
$880 AUD
$618 USD
View
A
Retailer 12
-
$903 AUD
£499 GBP
View
A
Retailer 13
-
$1,187 AUD
View
B+
Retailer 14
-
$1,425 AUD
$1,001 USD
View
B+
Retailer 15
-
$1,569 AUD
$1,102 USD
View
B+
Retailer 16
-
$1,639 AUD
SGD 1,556 SGD
View
Retailer 17
-
$1,641 AUD
$1,153 USD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
$1,711 AUD
$1,202 USD
View
B+
Retailer 19
-
$1,829 AUD
$1,285 USD
View
B+
Retailer 20
-
$1,963 AUD
$1,379 USD
View
B+
Retailer 21
-
$1,996 AUD
£1,104 GBP
View
B+
Retailer 22
-
$2,057 AUD
£1,138 GBP
View
B+
Retailer 23
-
$2,105 AUD
$1,478 USD
View
Most Expensive
B
Rare Carat
200E56-1A · Oct 28
$3,168 AUD
$2,225 USD
View
23 more retailers have this diamond
Prices start from $460 AUDSave up to $2,708 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
1.50ct Emerald
$460 AUD