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Round|Lab Grown|IGI

3.09ct H VVS1 Round Lab Grown Diamond

ID • H/VVS1 • IGI LG838644226

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838644226

Diamond specifications and retailer prices

From £338 GBP
$453 USD
As of October 31, 2026
Save £297 GBP (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,060 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838644226 or 838644226. Listed at 3 retailers as of October 31, 2026, with a 88% 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
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838644226
Dimensions9.33 × 9.38 × 5.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.33 mm9.38 mm3.09 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838644226
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £2,060 GBP|Low: £338 GBP|High: £2,082 GBP|Avg: £1,142 GBP|-1.1%
Rare Carat
Retailer 2
Retailer 3
October 31, 2026
Retailer 3£338 GBP
Retailer 2£635 GBP
Rare Carat£2,060 GBP

30 data points across 3 retailers

3 retailers£338 GBP to £635 GBP

A
Cheapest Retailer
-
£338 GBP
$453 USD
Final sale: no returns
A
Retailer 2
-
£635 GBP
View
Most Expensive
Rare Carat
838644226 · Oct 21
£2,060 GBP
$2,760 USD
View
Price last confirmed 10 days ago
2 more retailers have this diamond
Prices start from £338 GBPSave up to £297 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
£338 GBP