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Round|Lab Grown|IGI

3.11ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG653408987

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653408987

Diamond specifications and retailer prices

From €704 EUR
$786 USD
As of October 30, 2026
Save €1,097 EUR (61%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,801 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 3.11ct lab-grown round diamond

This 3.11ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG653408987 or 653408987. Listed at 7 retailers as of October 26, 2026, with prices from €704 to €1,801, a €1,097 spread on the same certified stone. MOH London lists it at €1,801. 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

3.11
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653408987
Dimensions9.40 × 9.33 × 5.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.40 mm9.33 mm3.11 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653408987
Side View
Table 61.0%Crown 35.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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 30
Current: €1,801 EUR|Low: €574 EUR|High: €1,820 EUR|Avg: €1,063 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 26, 2026
Retailer 8€574 EUR
Retailer 7€577 EUR
Retailer 3€704 EUR
Retailer 4€718 EUR
Retailer 5€758 EUR
Retailer 2€1,629 EUR
Retailer 6€1,708 EUR
MOH London€1,801 EUR

10 data points across 8 retailers

7 retailers€704 EUR to €1,801 EUR

B+
Cheapest Retailer
-
€704 EUR
$786 USD
A
Retailer 2
-
€718 EUR
$802 USD
View
A
Retailer 3
-
€758 EUR
$847 USD
View
Retailer 4
-
€1,629 EUR
$1,820 USD
View
Price last confirmed 10 days ago
Retailer 5
-
€1,660 EUR
$1,855 USD
View
Price last confirmed 27 days ago
B
Retailer 6
-
€1,708 EUR
$1,908 USD
View
Most Expensive
B
MOH London
LG653408987 · Oct 26
€1,801 EUR
£1,584 GBP
View
6 more retailers have this diamond
Prices start from €704 EURSave up to €1,097 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
3.11ct Round
€704 EUR