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Heart|Lab Grown|IGI

1.04ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG816616290

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816616290

Diamond specifications and retailer prices

From $365 NZD
As of November 4, 2026
Save $2,225 NZD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,590 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816616290 or 816616290. Listed at 17 retailers as of November 4, 2026, with prices from $365 to $2,590, a $2,225 spread on the same certified stone. Brilliant Earth lists it at $2,590. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816616290
Dimensions7.11 × 6.32 × 3.95 mm
L/W Ratio1.13
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
7.11 mm6.32 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816616290
Side View
Table 58.0%Crown 35.6°Girdle: STK-THKPavilion 36.7°Culet: NoneDepth 55.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $2,590 NZD|Low: $365 NZD|High: $3,034 NZD|Avg: $1,082 NZD|-14.6%
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
Retailer 16
Retailer 17
November 5, 2026
Retailer 13$365 NZD
Retailer 8$415 NZD
Retailer 4$431 NZD
Retailer 2$454 NZD
Retailer 5$459 NZD
Retailer 9$791 NZD
Retailer 3$793 NZD
Retailer 11$827 NZD
Retailer 6$1,029 NZD
Retailer 17$1,123 NZD
Retailer 16$1,205 NZD
Retailer 10$1,297 NZD
Retailer 14$1,458 NZD
Retailer 7$1,572 NZD
Retailer 12$1,648 NZD
Retailer 15$1,841 NZD
Brilliant Earth$2,590 NZD

40 data points across 17 retailers

17 retailers$365 NZD to $2,590 NZD

A+
Cheapest Retailer
-
$365 NZD
A
Retailer 2
-
$415 NZD
View
Final sale: no returns
A
Retailer 3
-
$431 NZD
View
A
Retailer 4
-
$454 NZD
View
Retailer 5
-
$459 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$791 NZD
View
A
Retailer 7
-
$793 NZD
View
A
Retailer 8
-
$827 NZD
View
B+
Retailer 9
-
$1,029 NZD
View
B+
Retailer 10
-
$1,123 NZD
View
B+
Retailer 11
-
$1,205 NZD
View
B+
Retailer 12
-
$1,297 NZD
View
B+
Retailer 13
-
$1,458 NZD
View
B+
Retailer 14
-
$1,572 NZD
View
B+
Retailer 15
-
$1,648 NZD
View
B+
Retailer 16
-
$1,841 NZD
View
Most Expensive
B
Brilliant Earth
21434045A · Nov 4
$2,590 NZD
$1,460 USD
View
16 more retailers have this diamond
Prices start from $365 NZDSave up to $2,225 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+
1.04ct Heart
$365 NZD