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Heart|Lab Grown|IGI

1.37ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG647466514

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG647466514

Diamond specifications and retailer prices

From $545 NZD
As of November 4, 2026
Save $3,429 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,974 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.37ct lab-grown heart diamond

This 1.37ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG647466514 or 647466514. Listed at 22 retailers as of November 4, 2026, with prices from $545 to $3,974, a $3,429 spread on the same certified stone. Brilliant Earth lists it at $3,974. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647466514
Dimensions6.96 × 7.49 × 4.47 mm
L/W Ratio1.08
Girdle conditionFaceted
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
6.96 mm7.49 mm1.37 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647466514
Side View
Table 56.0%Crown 37.9°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,974 NZD|Low: $545 NZD|High: $3,974 NZD|Avg: $1,463 NZD
Brilliant Earth
Retailer 2
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Retailer 22
November 5, 2026
Retailer 4$545 NZD
Retailer 12$608 NZD
Retailer 3$632 NZD
Retailer 7$676 NZD
Retailer 21$676 NZD
Retailer 13$713 NZD
Retailer 11$749 NZD
Retailer 6$908 NZD
Retailer 17$949 NZD
Retailer 20$1,098 NZD
Retailer 9$1,125 NZD
Retailer 18$1,164 NZD
Retailer 2$1,189 NZD
Retailer 16$1,660 NZD
Retailer 10$1,772 NZD
Retailer 5$2,076 NZD
Retailer 14$2,166 NZD
Retailer 22$2,173 NZD
Retailer 15$2,255 NZD
Retailer 19$2,707 NZD
Retailer 8$2,723 NZD
Brilliant Earth$3,974 NZD

26 data points across 22 retailers

22 retailers$545 NZD to $3,974 NZD

A
Cheapest Retailer
-
$545 NZD
A
Retailer 2
-
$608 NZD
View
Final sale: no returns
A
Retailer 3
-
$632 NZD
View
A
Retailer 4
-
$676 NZD
View
Retailer 5
-
$676 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$713 NZD
View
A
Retailer 7
-
$749 NZD
View
A
Retailer 8
-
$908 NZD
View
A
Retailer 9
-
$949 NZD
View
A
Retailer 10
-
$1,098 NZD
View
A
Retailer 11
-
$1,125 NZD
View
A
Retailer 12
-
$1,164 NZD
View
A
Retailer 13
-
$1,189 NZD
View
B+
Retailer 14
-
$1,660 NZD
View
B+
Retailer 15
-
$1,772 NZD
View
B+
Retailer 16
-
$2,076 NZD
View
B+
Retailer 17
-
$2,166 NZD
View
B+
Retailer 18
-
$2,173 NZD
View
B+
Retailer 19
-
$2,255 NZD
View
B+
Retailer 20
-
$2,707 NZD
View
B
Retailer 21
-
$2,723 NZD
View
Most Expensive
B
Brilliant Earth
18971090A · Nov 4
$3,974 NZD
$2,240 USD
View
21 more retailers have this diamond
Prices start from $545 NZDSave up to $3,429 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
1.37ct Heart
$545 NZD