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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 $7,190 USD
As of October 31, 2026
Save $25,239 USD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $32,429 USD at Taylor and Hart · As of October 31, 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 31, 2026, with prices from $7,190 to $32,429, a $25,239 spread on the same certified stone. Taylor and Hart lists it at $32,429. 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: $12,291 USD|Low: $7,190 USD|High: $32,429 USD|Avg: $16,224 USD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Taylor and Hart
October 31, 2026
Retailer 7$7,190 USD
Retailer 5$8,280 USD
Retailer 3$10,200 USD
Retailer 1$12,291 USD
Retailer 4$12,950 USD
Retailer 8$16,312 USD
Retailer 2$18,783 USD
Retailer 6$26,797 USD
Taylor and Hart$32,429 USD

21 data points across 9 retailers

8 retailers$7,190 USD to $32,429 USD

A
Cheapest Retailer
-
$7,190 USD
A
Retailer 2
-
$8,280 USD
View
A
Retailer 3
-
$10,200 USD
View
A
Retailer 4
-
$12,291 USD
£9,678 GBP
View
A
Retailer 5
-
$12,950 USD
View
B+
Retailer 6
-
$18,783 USD
£14,790 GBP
View
B+
Retailer 7
-
$26,797 USD
View
Most Expensive
B+
Taylor and Hart
MK0FQ1S · Oct 31
$32,429 USD
View
7 more retailers have this diamond
Prices start from $7,190 USDSave up to $25,239 USD

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
$7,190 USD