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Asscher|Lab Grown|IGI

1.50ct E SI2 Asscher Lab Grown Diamond

ID • E/SI2 • IGI LG564349854

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG564349854

Diamond specifications and retailer prices

From $1,150 NZD
$646 USD
As of October 29, 2026
Save $275 NZD (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,426 NZD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.5ct lab-grown asscher diamond

This 1.5ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG564349854 or 564349854. Listed at 2 retailers as of October 29, 2026, with prices from $1,150 to $1,426, a $275 spread on the same certified stone. Diamond Quarter lists it at $1,426. 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
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG564349854
Dimensions6.37 × 6.26 × 4.16 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.37 mm6.26 mm1.50 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG564349854
Side View
Table 64.5%Crown 39.9°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 66.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $1,150 NZD|Low: $360 NZD|High: $3,365 NZD|Avg: $1,797 NZD|-5.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 23, 2026
Retailer 2$360 NZD
Retailer 7$629 NZD
Retailer 3$887 NZD
Retailer 1$1,150 NZD
Retailer 5$1,312 NZD
Retailer 6$1,772 NZD
Retailer 4$2,653 NZD
Retailer 8$2,778 NZD

61 data points across 8 retailers

2 retailers$1,150 NZD to $1,426 NZD

B+
Cheapest Retailer
-
$1,150 NZD
$646 USD
Most Expensive
B
Diamond Quarter
1.5SI2ELG5478EAN · Oct 29
$1,426 NZD
£630 GBP
View
1 more retailer has this diamond
Prices start from $1,150 NZDSave up to $275 NZD

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.

B+
1.50ct Asscher
$1,150 NZD