CaratHunter
Plans
Heart|Lab Grown|IGI

5.90ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG837679809

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837679809

Diamond specifications and retailer prices

From €1,078 EUR
$1,204 USD
As of October 29, 2026
Save €370 EUR (26%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €1,447 EUR at Loose Grown Diamond · As of October 30, 2026
View at Loose Grown Diamond

About this 5.9ct lab-grown heart diamond

This 5.9ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837679809 or 837679809. Listed at 2 retailers as of October 29, 2026, with prices from €1,078 to €1,447, a €370 spread on the same certified stone. Loose Grown Diamond lists it at €1,447. 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

5.90
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837679809
Dimensions10.86 × 12.50 × 7.48 mm
L/W Ratio1.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.86 mm12.50 mm5.90 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837679809
Side View
Table 58.0%Crown 35.6°Girdle: STK-THKPavilion 40°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,447 EUR|Low: €1,078 EUR|High: €1,727 EUR|Avg: €1,548 EUR|-3.9%
Loose Grown Diamond
Retailer 2
Retailer 3
October 27, 2026
Retailer 2€1,078 EUR
Loose Grown Diamond€1,447 EUR
Retailer 3€1,676 EUR

11 data points across 3 retailers

2 retailers€1,078 EUR to €1,447 EUR

A
Cheapest Retailer
-
€1,078 EUR
$1,204 USD
Final sale: no returns
Most Expensive
B+
Loose Grown Diamond
837679809 · Oct 30
€1,447 EUR
$1,617 USD
View
1 more retailer has this diamond
Prices start from €1,078 EURSave up to €370 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
5.90ct Heart
€1,078 EUR