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Round|Lab Grown|IGI

3.09ct K VS1 Round Lab Grown Diamond

ID • K/VS1 • IGI LG649405978

Shape and cutting style on the report: Round brilliant

Certificate IGI LG649405978

Diamond specifications and retailer prices

From €601 EUR
As of November 6, 2026
Save €1,005 EUR (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,607 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG649405978 or 649405978. Listed at 6 retailers as of November 5, 2026, with prices from €601 to €1,607, a €1,005 spread on the same certified stone. MOH London lists it at €1,607. 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

3.09
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649405978
Dimensions9.57 × 9.50 × 5.64 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
9.57 mm9.50 mm3.09 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649405978
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 40.6°Culet: NoneDepth 59.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: €1,607 EUR|Low: €526 EUR|High: €1,631 EUR|Avg: €895 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6€526 EUR
Retailer 3€601 EUR
Retailer 4€658 EUR
Retailer 5€731 EUR
Retailer 2€1,230 EUR
MOH London€1,607 EUR

15 data points across 6 retailers

6 retailers€601 EUR to €1,607 EUR

B+
Cheapest Retailer
-
€601 EUR
A
Retailer 2
-
€658 EUR
View
A
Retailer 3
-
€731 EUR
View
B+
Retailer 4
-
€1,230 EUR
View
Retailer 5
-
€1,247 EUR
View
Price last confirmed 33 days ago
Most Expensive
B
MOH London
LG649405978 · Nov 5
€1,607 EUR
£1,420 GBP
View
5 more retailers have this diamond
Prices start from €601 EURSave up to €1,005 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
3.09ct Round
€601 EUR