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Emerald|Lab Grown|IGI

1.50ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG700575878

Shape and cutting style on the report: Emerald cut

Certificate IGI LG700575878

Diamond specifications and retailer prices

From $444 AUD
As of November 6, 2026
Save $2,341 AUD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,786 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700575878 or 700575878. Listed at 16 retailers as of November 4, 2026, with prices from $444 to $2,786, a $2,341 spread on the same certified stone. Brilliant Earth lists it at $2,786. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.8°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700575878
Dimensions7.71 × 5.45 × 3.70 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.71 mm5.45 mm1.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700575878
Side View
Table 62.0%Crown 28.8°Girdle: MED-STKPavilion 43.4°Culet: LargeDepth 67.9%

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: Nov 6
Current: $2,786 AUD|Low: $427 AUD|High: $2,871 AUD|Avg: $1,240 AUD|-3.0%
Brilliant Earth
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
November 6, 2026
Retailer 11$444 AUD
Retailer 3$496 AUD
Retailer 12$551 AUD
Retailer 13$551 AUD
Retailer 6$603 AUD
Retailer 8$771 AUD
Retailer 10$897 AUD
Retailer 14$920 AUD
Retailer 2$969 AUD
Retailer 9$1,693 AUD
Retailer 4$1,837 AUD
Retailer 7$2,201 AUD
Retailer 5$2,211 AUD
Brilliant Earth$2,786 AUD

45 data points across 14 retailers

16 retailers$444 AUD to $2,786 AUD

A
Cheapest Retailer
-
$444 AUD
A
Retailer 2
-
$496 AUD
View
Final sale: no returns
A
Retailer 3
-
$516 AUD
View
Retailer 4
-
$551 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$551 AUD
View
A
Retailer 6
-
$603 AUD
View
B+
Retailer 7
-
$771 AUD
View
B
Retailer 8
-
$897 AUD
View
B
Retailer 9
-
$920 AUD
View
B+
Retailer 10
-
$969 AUD
View
B
Retailer 11
-
$1,693 AUD
View
B
Retailer 12
-
$1,771 AUD
View
B
Retailer 13
-
$1,837 AUD
View
B
Retailer 14
-
$2,201 AUD
View
B
Retailer 15
-
$2,211 AUD
View
Most Expensive
B
Brilliant Earth
14466497A · Nov 4
$2,786 AUD
$1,950 USD
View
15 more retailers have this diamond
Prices start from $444 AUDSave up to $2,341 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
$444 AUD