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Heart|Lab Grown|IGI

20.42ct F VS2 Heart Lab Grown Diamond

EX • F/VS2 • IGI LG627442949

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG627442949

Diamond specifications and retailer prices

From €11,021 EUR
£9,734 GBP
As of November 2, 2026
Save €3,319 EUR (23%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €14,340 EUR at Friendly Diamonds · As of November 2, 2026
View at Friendly Diamonds

About this 20.42ct lab-grown heart diamond

This 20.42ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627442949 or 627442949. Listed at 8 retailers as of November 2, 2026, with prices from €11,021 to €14,340, a €3,319 spread on the same certified stone. Friendly Diamonds lists it at €14,340. 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

20.42
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627442949
Dimensions17.19 × 19.42 × 10.65 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
17.19 mm19.42 mm20.42 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627442949
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 54.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €14,340 EUR|Low: €11,021 EUR|High: €44,235 EUR|Avg: €18,840 EUR|-10.9%
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2€11,021 EUR
Retailer 5€11,830 EUR
Retailer 7€12,115 EUR
Retailer 9€12,223 EUR
Retailer 6€12,861 EUR
Retailer 8€12,941 EUR
Retailer 4€13,587 EUR
Retailer 10€13,973 EUR
Friendly Diamonds€14,340 EUR
Retailer 3€37,161 EUR
Retailer 11€44,235 EUR

26 data points across 11 retailers

8 retailers€11,021 EUR to €14,340 EUR

B+
Cheapest Retailer
-
€11,021 EUR
£9,734 GBP
B+
Retailer 2
-
€11,830 EUR
$13,269 USD
View
B+
Retailer 3
-
€12,115 EUR
$13,588 USD
View
B
Retailer 4
-
€12,223 EUR
$13,709 USD
View
B+
Retailer 5
-
€12,861 EUR
$14,425 USD
View
B+
Retailer 6
-
€12,941 EUR
$14,515 USD
View
B
Retailer 7
-
€13,587 EUR
$15,239 USD
View
Most Expensive
B
Friendly Diamonds
1228534 · Nov 2
€14,340 EUR
$16,084 USD
View
7 more retailers have this diamond
Prices start from €11,021 EURSave up to €3,319 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.

B+
20.42ct Heart
€11,021 EUR