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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 HK$3,785 HKD
As of November 6, 2026
Save HK$15,763 HKD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$19,549 HKD at MOH London · As of November 5, 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 November 5, 2026, with prices from HK$3,785 to HK$19,549, a HK$15,763 spread on the same certified stone. MOH London lists it at HK$19,549. 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: Nov 6
Current: HK$19,549 HKD|Low: HK$3,637 HKD|High: HK$19,837 HKD|Avg: HK$8,281 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5HK$3,785 HKD
Retailer 9HK$4,240 HKD
Retailer 6HK$4,695 HKD
Retailer 3HK$5,800 HKD
Retailer 7HK$7,312 HKD
Retailer 2HK$7,720 HKD
Retailer 8HK$7,900 HKD
Retailer 10HK$8,958 HKD
Retailer 4HK$12,618 HKD
MOH LondonHK$19,549 HKD

40 data points across 10 retailers

13 retailersHK$3,785 HKD to HK$19,549 HKD

A
Cheapest Retailer
-
HK$3,785 HKD
A
Retailer 2
-
HK$4,240 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$4,240 HKD
View
A
Retailer 4
-
HK$4,695 HKD
View
A
Retailer 5
-
HK$5,800 HKD
View
B+
Retailer 6
-
HK$7,312 HKD
View
B+
Retailer 7
-
HK$7,720 HKD
View
B+
Retailer 8
-
HK$7,900 HKD
View
B+
Retailer 9
-
HK$8,958 HKD
View
B
Retailer 10
-
HK$12,618 HKD
View
B
Retailer 11
-
HK$15,095 HKD
View
B
Retailer 12
-
HK$15,306 HKD
View
Most Expensive
B
MOH London
LG680583437 · Nov 5
HK$19,549 HKD
£1,964 GBP
View
12 more retailers have this diamond
Prices start from HK$3,785 HKDSave up to HK$15,763 HKD

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
HK$3,785 HKD