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Heart|Lab Grown|IGI

5.21ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG631459517

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG631459517

Diamond specifications and retailer prices

From €1,712 EUR
$1,913 USD
As of October 29, 2026
Save €6,108 EUR (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €11,010 EUR at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 5.21ct lab-grown heart diamond

This 5.21ct lab-grown heart sits in the over five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG631459517 or 631459517. Listed at 9 retailers as of October 29, 2026, with a 357% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.21
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631459517
Dimensions11.39 × 12.32 × 6.81 mm
L/W Ratio1.08
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
11.39 mm12.32 mm5.21 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631459517
Side View
Table 62.0%Crown 35.2°Girdle: MediumPavilion 40.2°Culet: NoneDepth 55.3%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: €5,943 EUR|Low: €1,712 EUR|High: €11,251 EUR|Avg: €5,098 EUR|-47.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10€1,712 EUR
Retailer 2€2,144 EUR
Retailer 6€2,282 EUR
Retailer 7€2,474 EUR
Retailer 12€2,497 EUR
Retailer 3€3,237 EUR
Retailer 9€3,381 EUR
Retailer 11€3,575 EUR
Retailer 8€5,455 EUR
Brilliant Earth€5,943 EUR
Retailer 4€7,152 EUR
Retailer 5€7,821 EUR

21 data points across 12 retailers

9 retailers€1,712 EUR to €7,821 EUR

B+
Cheapest Retailer
-
€1,712 EUR
$1,913 USD
Final sale: no returns
B+
Retailer 2
-
€2,144 EUR
$2,395 USD
View
B+
Retailer 3
-
€2,282 EUR
View
B+
Retailer 4
-
€2,474 EUR
$2,764 USD
View
B
Retailer 5
-
€3,381 EUR
$3,777 USD
View
B
Retailer 6
-
€5,455 EUR
$6,094 USD
View
B
Retailer 7
-
€5,943 EUR
$6,640 USD
View
B
Retailer 8
-
€7,821 EUR
A$13,442 AUD
View
Most Expensive
Brilliant Earth
13066676A · Oct 27
€11,010 EUR
$12,300 USD
View
Price under review
8 more retailers have this diamond
Prices start from €1,712 EURSave up to €6,108 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+
5.21ct Heart
€1,712 EUR