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Cushion|Lab Grown|IGI

1.38ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846663644

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846663644

Diamond specifications and retailer prices

From $930 NZD
As of November 5, 2026
Save $3,766 NZD (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,696 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.38ct lab-grown cushion diamond

This 1.38ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663644 or 846663644. Listed at 6 retailers as of November 4, 2026, with prices from $930 to $4,696, a $3,766 spread on the same certified stone. Brilliant Earth lists it at $4,696. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663644
Dimensions8.30 × 5.56 × 3.76 mm
L/W Ratio1.49
Girdle conditionFaceted
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
8.30 mm5.56 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663644
Side View
Table 59.0%Crown 32.2°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 67.6%

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 5
Current: $4,696 NZD|Low: $930 NZD|High: $4,696 NZD|Avg: $2,663 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 2$930 NZD
Retailer 3$1,174 NZD
Retailer 4$1,437 NZD
Retailer 5$1,882 NZD
Retailer 6$3,876 NZD
Brilliant Earth$4,696 NZD

3 data points across 6 retailers

6 retailers$930 NZD to $4,696 NZD

A
Cheapest Retailer
-
$930 NZD
A
Retailer 2
-
$1,174 NZD
View
A
Retailer 3
-
$1,437 NZD
View
A
Retailer 4
-
$1,882 NZD
View
B
Retailer 5
-
$3,876 NZD
View
Most Expensive
B
Brilliant Earth
22481002A · Nov 4
$4,696 NZD
$2,640 USD
View
5 more retailers have this diamond
Prices start from $930 NZDSave up to $3,766 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
1.38ct Cushion
$930 NZD