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Heart|Lab Grown|IGI

1.04ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG591351353

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591351353

Diamond specifications and retailer prices

From $466 SGD
$364 USD
As of November 1, 2026
Save $1,390 SGD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,184 SGD at Brilliant Earth · As of October 9, 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 LG591351353 or 591351353. Listed at 20 retailers as of November 1, 2026, with a 299% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591351353
Dimensions6.24 × 7.04 × 4.07 mm
L/W Ratio1.13
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
6.24 mm7.04 mm1.04 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591351353
Side View
Table 62.0%Crown 33.5°Girdle: STK-THKPavilion 38.5°Culet: NoneDepth 57.8%

Caratlytics Score

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A
Excellent
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: Nov 1
Current: $3,184 SGD|Low: $407 SGD|High: $3,184 SGD|Avg: $1,023 SGD
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 3, 2026
Retailer 9$407 SGD
Retailer 12$466 SGD
Retailer 7$526 SGD
Retailer 8$526 SGD
Retailer 10$530 SGD
Retailer 3$693 SGD
Retailer 13$697 SGD
Retailer 4$793 SGD
Retailer 16$820 SGD
Retailer 11$888 SGD
Retailer 2$920 SGD
Retailer 17$1,251 SGD
Retailer 14$1,510 SGD
Retailer 5$1,713 SGD
Retailer 15$1,856 SGD
Retailer 6$2,111 SGD
Brilliant Earth$3,184 SGD

41 data points across 17 retailers

20 retailers$466 SGD to $1,856 SGD

Retailer 1
-
$407 SGD
$318 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$466 SGD
$364 USD
View
Final sale: no returns
Retailer 3
-
$492 SGD
$385 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$526 SGD
$411 USD
View
Price last confirmed 30 days ago
Retailer 5
-
$526 SGD
$411 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$530 SGD
£326 GBP
View
A
Retailer 7
-
$693 SGD
$542 USD
View
A
Retailer 8
-
$697 SGD
$545 USD
View
B+
Retailer 9
-
$793 SGD
$620 USD
View
B+
Retailer 10
-
$820 SGD
$641 USD
View
B+
Retailer 11
-
$888 SGD
ZAR 11,217 ZAR
View
B+
Retailer 12
-
$920 SGD
£567 GBP
View
B+
Retailer 13
-
$1,251 SGD
A$1,505 AUD
View
B
Retailer 14
-
$1,510 SGD
$1,181 USD
View
Retailer 15
-
$1,691 SGD
$1,322 USD
View
Price last confirmed 33 days ago
B
Retailer 16
-
$1,713 SGD
$1,339 USD
View
B
Retailer 17
-
$1,856 SGD
$1,451 USD
View
Retailer 18
-
$1,875 SGD
A$2,255 AUD
View
Price last confirmed 159 days ago
Retailer 19
-
$2,111 SGD
£1,300 GBP
View
Price last confirmed 7 days ago
Most Expensive
Brilliant Earth
11242224A · Oct 9
$3,184 SGD
$2,490 USD
View
Price last confirmed 24 days ago
19 more retailers have this diamond
Prices start from $466 SGDSave up to $1,390 SGD

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
$466 SGD