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Heart|Lab Grown|IGI

4.02ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG680583437

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG680583437

Diamond specifications and retailer prices

From $617 SGD
$483 USD
As of October 30, 2026
Save $2,579 SGD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,197 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 4.02ct lab-grown heart diamond

This 4.02ct lab-grown heart sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG680583437 or 680583437. Listed at 13 retailers as of October 30, 2026, with prices from $617 to $3,197, a $2,579 spread on the same certified stone. MOH London lists it at $3,197. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.02
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680583437
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm4.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680583437
Side View
Table 54.0%Crown 39.2°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
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: $3,197 SGD|Low: $593 SGD|High: $3,236 SGD|Avg: $1,341 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 5$617 SGD
Retailer 9$692 SGD
Retailer 6$766 SGD
Retailer 3$946 SGD
Retailer 7$1,193 SGD
Retailer 2$1,272 SGD
Retailer 8$1,289 SGD
Retailer 10$1,461 SGD
Retailer 4$2,058 SGD
MOH London$3,197 SGD

40 data points across 10 retailers

13 retailers$617 SGD to $3,197 SGD

A
Cheapest Retailer
-
$617 SGD
$483 USD
A
Retailer 2
-
$692 SGD
$541 USD
View
Final sale: no returns
A
Retailer 3
-
$692 SGD
$541 USD
View
A
Retailer 4
-
$766 SGD
$599 USD
View
A
Retailer 5
-
$946 SGD
$740 USD
View
B+
Retailer 6
-
$1,193 SGD
$933 USD
View
B+
Retailer 7
-
$1,272 SGD
£784 GBP
View
B+
Retailer 8
-
$1,289 SGD
$1,008 USD
View
B+
Retailer 9
-
$1,461 SGD
$1,143 USD
View
B
Retailer 10
-
$2,058 SGD
$1,610 USD
View
B
Retailer 11
-
$2,462 SGD
$1,926 USD
View
B
Retailer 12
-
$2,498 SGD
$1,954 USD
View
Most Expensive
B
MOH London
LG680583437 · Nov 1
$3,197 SGD
£1,969 GBP
View
12 more retailers have this diamond
Prices start from $617 SGDSave up to $2,579 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
4.02ct Heart
$617 SGD