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Asscher|Lab Grown|IGI

1.51ct D SI1 Asscher Lab Grown Diamond

ID • D/SI1 • IGI LG532262645

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG532262645

Diamond specifications and retailer prices

From $374 NZD
As of November 6, 2026
Save $1,832 NZD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,206 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.51ct lab-grown asscher diamond

This 1.51ct lab-grown asscher 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 LG532262645 or 532262645. Listed at 12 retailers as of October 30, 2026, with prices from $374 to $2,206, a $1,832 spread on the same certified stone. Brilliant Earth lists it at $2,206. 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

1.51
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.2°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532262645
Dimensions6.30 × 6.18 × 4.15 mm
L/W Ratio1.02
Culet sizePointed
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
6.30 mm6.18 mm1.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532262645
Side View
Table 64.0%Crown 26.2°Girdle: MediumPavilion 39.5°Culet: NoneDepth 67.2%

Caratlytics Score

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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: $2,206 NZD|Low: $374 NZD|High: $2,828 NZD|Avg: $1,151 NZD|-22.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11$374 NZD
Retailer 4$486 NZD
Retailer 9$560 NZD
Retailer 5$742 NZD
Retailer 10$747 NZD
Retailer 2$760 NZD
Retailer 8$873 NZD
Retailer 7$1,060 NZD
Retailer 12$1,425 NZD
Retailer 3$1,663 NZD
Retailer 6$1,928 NZD
Brilliant Earth$2,206 NZD

45 data points across 12 retailers

12 retailers$374 NZD to $2,206 NZD

A
Cheapest Retailer
-
$374 NZD
Final sale: no returns
Retailer 2
-
$486 NZD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
$560 NZD
View
A
Retailer 4
-
$742 NZD
View
A
Retailer 5
-
$747 NZD
View
A
Retailer 6
-
$760 NZD
View
A
Retailer 7
-
$873 NZD
View
B+
Retailer 8
-
$1,060 NZD
View
B+
Retailer 9
-
$1,425 NZD
View
B
Retailer 10
-
$1,663 NZD
View
B
Retailer 11
-
$1,928 NZD
View
Most Expensive
B
Brilliant Earth
14223379A · Oct 30
$2,206 NZD
$1,240 USD
View
11 more retailers have this diamond
Prices start from $374 NZDSave up to $1,832 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.

A
1.51ct Asscher
$374 NZD