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Heart|Lab Grown|IGI

4.02ct G FL Heart Lab Grown Diamond

EX • G/FL • IGI LG774621220

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG774621220

Diamond specifications and retailer prices

From €6,436 EUR
$7,190 USD
As of October 31, 2026
Save €22,591 EUR (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €29,026 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.02ct lab-grown heart diamond

This 4.02ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG774621220 or 774621220. Listed at 8 retailers as of October 30, 2026, with prices from €6,436 to €29,026, a €22,591 spread on the same certified stone. Taylor and Hart lists it at €29,026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.02
Carat
G
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774621220
Dimensions9.93 × 10.97 × 6.50 mm
L/W Ratio1.10
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 Faint Blue
Top View
9.93 mm10.97 mm4.02 ctG / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774621220
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 59.3%

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 31
Current: €16,813 EUR|Low: €6,436 EUR|High: €29,026 EUR|Avg: €14,526 EUR|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Taylor and Hart
October 29, 2026
Retailer 7€6,436 EUR
Retailer 5€7,411 EUR
Retailer 2€9,130 EUR
Retailer 3€11,255 EUR
Retailer 4€11,591 EUR
Retailer 8€14,600 EUR
Retailer 1€16,813 EUR
Retailer 6€23,986 EUR
Taylor and Hart€29,026 EUR

20 data points across 9 retailers

8 retailers€6,436 EUR to €29,026 EUR

A
Cheapest Retailer
-
€6,436 EUR
$7,190 USD
A
Retailer 2
-
€7,411 EUR
$8,280 USD
View
A
Retailer 3
-
€9,130 EUR
$10,200 USD
View
Retailer 4
-
€11,255 EUR
£9,901 GBP
View
Price last confirmed 10 days ago
A
Retailer 5
-
€11,591 EUR
$12,950 USD
View
B+
Retailer 6
-
€16,813 EUR
£14,790 GBP
View
B+
Retailer 7
-
€23,986 EUR
$26,797 USD
View
Most Expensive
B+
Taylor and Hart
MK0FQ1S · Oct 30
€29,026 EUR
$32,429 USD
View
7 more retailers have this diamond
Prices start from €6,436 EURSave up to €22,591 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
4.02ct Heart
€6,436 EUR