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Heart|Lab Grown|IGI

1.58ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG830620135

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830620135

Diamond specifications and retailer prices

From $874 SGD
$684 USD
As of October 30, 2026
Save $4,761 SGD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,635 SGD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.58ct lab-grown heart diamond

This 1.58ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830620135 or 830620135. Listed at 14 retailers as of October 30, 2026, with prices from $874 to $5,635, a $4,761 spread on the same certified stone. With Clarity lists it at $5,635. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830620135
Dimensions7.20 × 8.07 × 4.56 mm
L/W Ratio1.12
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
7.20 mm8.07 mm1.58 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830620135
Side View
Table 57.0%Crown 38.4°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 56.5%

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: Oct 30
Current: $1,240 SGD|Low: $874 SGD|High: $6,469 SGD|Avg: $2,483 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
October 31, 2026
Retailer 9$874 SGD
Retailer 2$1,014 SGD
Retailer 3$1,106 SGD
Retailer 10$1,150 SGD
Retailer 1$1,240 SGD
Retailer 6$1,327 SGD
Retailer 13$1,566 SGD
Retailer 11$1,624 SGD
Retailer 8$1,650 SGD
Retailer 5$3,342 SGD
Retailer 12$3,497 SGD
Retailer 4$3,970 SGD
Retailer 7$4,832 SGD
With Clarity$5,635 SGD

3 data points across 14 retailers

14 retailers$874 SGD to $5,635 SGD

A
Cheapest Retailer
-
$874 SGD
$684 USD
A
Retailer 2
-
$1,014 SGD
$793 USD
View
A
Retailer 3
-
$1,106 SGD
$865 USD
View
Final sale: no returns
A
Retailer 4
-
$1,150 SGD
£708 GBP
View
A
Retailer 5
-
$1,240 SGD
$970 USD
View
A
Retailer 6
-
$1,327 SGD
$1,038 USD
View
B+
Retailer 7
-
$1,566 SGD
$1,225 USD
View
B+
Retailer 8
-
$1,624 SGD
£1,000 GBP
View
B+
Retailer 9
-
$1,650 SGD
$1,291 USD
View
B
Retailer 10
-
$3,342 SGD
$2,614 USD
View
B
Retailer 11
-
$3,497 SGD
$2,736 USD
View
B
Retailer 12
-
$3,970 SGD
View
B
Retailer 13
-
$4,832 SGD
$3,780 USD
View
Most Expensive
B
With Clarity
830620135 · Oct 31
$5,635 SGD
$4,408 USD
View
13 more retailers have this diamond
Prices start from $874 SGDSave up to $4,761 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
1.58ct Heart
$874 SGD