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Heart|Lab Grown|IGI

1.26ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG600380564

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG600380564

Diamond specifications and retailer prices

From $520 NZD
As of November 4, 2026
Save $2,443 NZD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,963 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.26ct lab-grown heart diamond

This 1.26ct 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 LG600380564 or 600380564. Listed at 19 retailers as of November 2, 2026, with prices from $520 to $2,963, a $2,443 spread on the same certified stone. Brilliant Earth lists it at $2,963. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600380564
Dimensions6.72 × 7.23 × 4.36 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
6.72 mm7.23 mm1.26 ctE / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600380564
Side View
Table 57.0%Crown 35.7°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 60.3%

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: $2,963 NZD|Low: $520 NZD|High: $3,065 NZD|Avg: $1,484 NZD|-0.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 5, 2026
Retailer 6$520 NZD
Retailer 14$577 NZD
Retailer 7$777 NZD
Retailer 9$860 NZD
Retailer 11$937 NZD
Retailer 10$993 NZD
Retailer 4$1,024 NZD
Retailer 2$1,091 NZD
Retailer 12$1,375 NZD
Retailer 13$1,504 NZD
Retailer 3$1,852 NZD
Retailer 5$1,943 NZD
Retailer 8$2,301 NZD
Retailer 15$2,468 NZD
Brilliant Earth$2,963 NZD

44 data points across 15 retailers

19 retailers$520 NZD to $2,963 NZD

Retailer 1
-
$465 NZD
Price last confirmed 17 days ago
A
Retailer 2
-
$520 NZD
View
Final sale: no returns
Retailer 3
-
$577 NZD
View
Price last confirmed 19 days ago
Retailer 4
-
$577 NZD
View
Price last confirmed 17 days ago
Retailer 5
-
$726 NZD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$777 NZD
View
A
Retailer 7
-
$860 NZD
View
A
Retailer 8
-
$937 NZD
View
A
Retailer 9
-
$993 NZD
View
A
Retailer 10
-
$1,024 NZD
View
A
Retailer 11
-
$1,091 NZD
View
B+
Retailer 12
-
$1,375 NZD
View
Retailer 13
-
$1,464 NZD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$1,504 NZD
View
Retailer 15
-
$1,852 NZD
View
Price last confirmed 16 days ago
B+
Retailer 16
-
$1,943 NZD
View
B+
Retailer 17
-
$2,301 NZD
View
B
Retailer 18
-
$2,468 NZD
View
Most Expensive
B
Brilliant Earth
14067130A · Nov 2
$2,963 NZD
$1,670 USD
View
18 more retailers have this diamond
Prices start from $520 NZDSave up to $2,443 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
1.26ct Heart
$520 NZD