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 €187 EUR
$209 USD
As of October 30, 2026
Save €1,120 EUR (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,307 EUR at Brilliant Earth · As of October 30, 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 October 30, 2026, with prices from €187 to €1,307, a €1,120 spread on the same certified stone. Brilliant Earth lists it at €1,307. 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
Color
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

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A+
Exceptional
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: Oct 30
Current: €1,307 EUR|Low: €187 EUR|High: €1,531 EUR|Avg: €554 EUR|-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
October 31, 2026
Retailer 17€187 EUR
Retailer 5€209 EUR
Retailer 14€218 EUR
Retailer 8€232 EUR
Retailer 16€232 EUR
Retailer 11€399 EUR
Retailer 6€399 EUR
Retailer 2€425 EUR
Retailer 3€519 EUR
Retailer 12€567 EUR
Retailer 13€598 EUR
Retailer 7€676 EUR
Retailer 9€746 EUR
Retailer 4€794 EUR
Retailer 15€866 EUR
Retailer 10€934 EUR
Brilliant Earth€1,307 EUR

42 data points across 17 retailers

17 retailers€187 EUR to €1,307 EUR

A+
Cheapest Retailer
-
€187 EUR
$209 USD
A
Retailer 2
-
€209 EUR
$234 USD
View
Final sale: no returns
A
Retailer 3
-
€218 EUR
$243 USD
View
A
Retailer 4
-
€232 EUR
$259 USD
View
A
Retailer 5
-
€232 EUR
$259 USD
View
A
Retailer 6
-
€399 EUR
ZAR 7,196 ZAR
View
A
Retailer 7
-
€399 EUR
$446 USD
View
A
Retailer 8
-
€425 EUR
£374 GBP
View
B+
Retailer 9
-
€519 EUR
$580 USD
View
B+
Retailer 10
-
€567 EUR
A$975 AUD
View
B+
Retailer 11
-
€598 EUR
$668 USD
View
B+
Retailer 12
-
€676 EUR
SGD 1,021 SGD
View
B+
Retailer 13
-
€746 EUR
$833 USD
View
B+
Retailer 14
-
€794 EUR
$887 USD
View
B+
Retailer 15
-
€866 EUR
$967 USD
View
B+
Retailer 16
-
€934 EUR
£822 GBP
View
Most Expensive
B
Brilliant Earth
21434045A · Oct 30
€1,307 EUR
$1,460 USD
View
16 more retailers have this diamond
Prices start from €187 EURSave up to €1,120 EUR

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
€187 EUR