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Round|Lab Grown|IGI

3.90ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG626427056

Shape and cutting style on the report: Round brilliant

Certificate IGI LG626427056

Diamond specifications and retailer prices

From €447 EUR
$499 USD
As of November 1, 2026
Save €1,866 EUR (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €2,312 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.9ct lab-grown round diamond

This 3.9ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626427056 or 626427056. Listed at 11 retailers as of November 1, 2026, with prices from €447 to €2,312, a €1,866 spread on the same certified stone. MOH London lists it at €2,312. 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

3.90
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626427056
Dimensions10.21 × 10.13 × 6.16 mm
L/W Ratio1.01
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
10.21 mm10.13 mm3.90 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626427056
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.6%

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: Nov 1
Current: €2,312 EUR|Low: €357 EUR|High: €2,339 EUR|Avg: €1,270 EUR|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 10€447 EUR
Retailer 12€500 EUR
Retailer 13€699 EUR
Retailer 2€771 EUR
Retailer 7€807 EUR
Retailer 11€861 EUR
Retailer 8€864 EUR
Retailer 6€1,134 EUR
Retailer 5€1,408 EUR
Retailer 9€1,429 EUR
Retailer 3€1,540 EUR
Retailer 14€2,003 EUR
Retailer 4€2,263 EUR
MOH London€2,312 EUR

28 data points across 14 retailers

11 retailers€447 EUR to €2,312 EUR

A
Cheapest Retailer
-
€447 EUR
$499 USD
A
Retailer 2
-
€500 EUR
$559 USD
View
Final sale: no returns
A
Retailer 3
-
€500 EUR
$559 USD
View
A
Retailer 4
-
€699 EUR
HK$6,100 HKD
View
A
Retailer 5
-
€771 EUR
£678 GBP
View
A
Retailer 6
-
€807 EUR
View
B+
Retailer 7
-
€861 EUR
$962 USD
View
A
Retailer 8
-
€864 EUR
$965 USD
View
B+
Retailer 9
-
€1,429 EUR
$1,597 USD
View
B+
Retailer 10
-
€1,456 EUR
$1,627 USD
View
Most Expensive
B
MOH London
LG626427056 · Nov 1
€2,312 EUR
£2,034 GBP
View
10 more retailers have this diamond
Prices start from €447 EURSave up to €1,866 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
3.90ct Round
€447 EUR