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Round|Lab Grown|IGI

3.09ct J VS2 Round Lab Grown Diamond

EX • J/VS2 • IGI LG542210145

Shape and cutting style on the report: Round brilliant

Certificate IGI LG542210145

Diamond specifications and retailer prices

From £525 GBP
As of November 5, 2026
Save £1,188 GBP (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,406 GBP at MOH London · As of October 29, 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 J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG542210145 or 542210145. Listed at 14 retailers as of November 5, 2026, with a 226% 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

3.09
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542210145
Dimensions9.37 × 9.31 × 5.74 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
9.37 mm9.31 mm3.09 ctJ / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542210145
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.4%

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 5
Current: £2,406 GBP|Low: £421 GBP|High: £2,422 GBP|Avg: £1,185 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 7£525 GBP
Retailer 9£588 GBP
Retailer 5£739 GBP
Retailer 3£785 GBP
Retailer 10£834 GBP
Retailer 8£990 GBP
Retailer 2£1,003 GBP
Retailer 11£1,095 GBP
Retailer 4£1,364 GBP
Retailer 6£1,501 GBP
Retailer 12£2,100 GBP
MOH London£2,406 GBP

18 data points across 12 retailers

14 retailers£525 GBP to £1,713 GBP

A
Cheapest Retailer
-
£525 GBP
A
Retailer 2
-
£571 GBP
View
A
Retailer 3
-
£588 GBP
View
Final sale: no returns
Retailer 4
-
£609 GBP
View
Price last confirmed 20 days ago
A
Retailer 5
-
£609 GBP
View
A
Retailer 6
-
£739 GBP
View
B+
Retailer 7
-
£834 GBP
View
B+
Retailer 8
-
£990 GBP
View
B+
Retailer 9
-
£1,003 GBP
View
B
Retailer 10
-
£1,095 GBP
View
B
Retailer 11
-
£1,501 GBP
View
B
Retailer 12
-
£1,713 GBP
View
Retailer 13
-
£2,100 GBP
View
Price last confirmed 19 days ago
Most Expensive
MOH London
LG542210145 · Oct 29
£2,406 GBP
View
Price last confirmed 7 days ago
13 more retailers have this diamond
Prices start from £525 GBPSave up to £1,188 GBP

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
£525 GBP