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Cushion|Lab Grown|IGI

1.50ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG621489055

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG621489055

Diamond specifications and retailer prices

From $397 NZD
As of November 4, 2026
Save $3,009 NZD (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,406 NZD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621489055 or 621489055. Listed at 9 retailers as of November 4, 2026, with prices from $397 to $3,406, a $3,009 spread on the same certified stone. Do Amore Diamonds lists it at $3,406. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621489055
Dimensions6.71 × 6.57 × 4.46 mm
L/W Ratio1.02
Girdle conditionFaceted
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
6.71 mm6.57 mm1.50 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621489055
Side View
Table 60.0%Crown 39.3°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 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 4
Current: $3,406 NZD|Low: $334 NZD|High: $3,406 NZD|Avg: $1,462 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 7$397 NZD
Retailer 9$669 NZD
Retailer 6$765 NZD
Retailer 5$837 NZD
Retailer 8$894 NZD
Retailer 4$1,499 NZD
Retailer 3$1,579 NZD
Retailer 10$1,863 NZD
Retailer 2$1,939 NZD
Retailer 11$2,216 NZD
Do Amore Diamonds$3,406 NZD

19 data points across 11 retailers

9 retailers$397 NZD to $3,406 NZD

A
Cheapest Retailer
-
$397 NZD
Final sale: no returns
A
Retailer 2
-
$669 NZD
View
B+
Retailer 3
-
$765 NZD
View
A
Retailer 4
-
$837 NZD
View
A
Retailer 5
-
$894 NZD
View
B+
Retailer 6
-
$1,499 NZD
View
B+
Retailer 7
-
$1,863 NZD
View
B+
Retailer 8
-
$1,939 NZD
View
Most Expensive
B
Do Amore Diamonds
27-F63A84BB7 · Nov 4
$3,406 NZD
$1,920 USD
View
8 more retailers have this diamond
Prices start from $397 NZDSave up to $3,009 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
1.50ct Cushion
$397 NZD