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Heart|Lab Grown|IGI

1.20ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG834614894

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG834614894

Diamond specifications and retailer prices

From $543 NZD
As of November 4, 2026
Save $2,278 NZD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,821 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.2ct lab-grown heart diamond

This 1.2ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG834614894 or 834614894. Listed at 20 retailers as of November 4, 2026, with prices from $543 to $2,821, a $2,278 spread on the same certified stone. Brilliant Earth lists it at $2,821. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834614894
Dimensions6.38 × 7.38 × 4.35 mm
L/W Ratio1.16
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
6.38 mm7.38 mm1.20 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834614894
Side View
Table 65.0%Crown 39.5°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 58.9%

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: $2,821 NZD|Low: $527 NZD|High: $2,821 NZD|Avg: $1,387 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
November 5, 2026
Retailer 5$543 NZD
Retailer 18$630 NZD
Retailer 12$653 NZD
Retailer 11$674 NZD
Retailer 14$710 NZD
Retailer 7$745 NZD
Retailer 20$949 NZD
Retailer 6$1,098 NZD
Retailer 17$1,160 NZD
Retailer 2$1,185 NZD
Retailer 4$1,244 NZD
Retailer 3$1,409 NZD
Retailer 16$1,646 NZD
Retailer 15$1,714 NZD
Retailer 19$2,166 NZD
Retailer 9$2,168 NZD
Retailer 10$2,248 NZD
Retailer 13$2,691 NZD
Retailer 8$2,718 NZD
Brilliant Earth$2,821 NZD

30 data points across 20 retailers

20 retailers$543 NZD to $2,821 NZD

A
Cheapest Retailer
-
$543 NZD
A
Retailer 2
-
$630 NZD
View
Retailer 3
-
$653 NZD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$674 NZD
View
A
Retailer 5
-
$710 NZD
View
A
Retailer 6
-
$745 NZD
View
Final sale: no returns
A
Retailer 7
-
$949 NZD
View
B+
Retailer 8
-
$1,098 NZD
View
B+
Retailer 9
-
$1,160 NZD
View
B+
Retailer 10
-
$1,185 NZD
View
B+
Retailer 11
-
$1,244 NZD
View
B+
Retailer 12
-
$1,409 NZD
View
B+
Retailer 13
-
$1,646 NZD
View
B+
Retailer 14
-
$1,714 NZD
View
B
Retailer 15
-
$2,166 NZD
View
B
Retailer 16
-
$2,168 NZD
View
B
Retailer 17
-
$2,248 NZD
View
B
Retailer 18
-
$2,691 NZD
View
B
Retailer 19
-
$2,718 NZD
View
Most Expensive
B
Brilliant Earth
22476059A · Nov 4
$2,821 NZD
$1,590 USD
View
19 more retailers have this diamond
Prices start from $543 NZDSave up to $2,278 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
1.20ct Heart
$543 NZD