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Round|Lab Grown|IGI

3.43ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG844619942

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844619942

Diamond specifications and retailer prices

From £307 GBP
$411 USD
As of October 24, 2026
Save £1,149 GBP (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,508 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.43ct lab-grown round diamond

This 3.43ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844619942 or 844619942. Listed at 11 retailers as of October 24, 2026, with a 374% 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

3.43
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844619942
Dimensions9.53 × 9.49 × 6.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.53 mm9.49 mm3.43 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844619942
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.5%

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: Oct 24
Current: £1,508 GBP|Low: £264 GBP|High: £1,526 GBP|Avg: £869 GBP|-1.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 7£264 GBP
Retailer 6£307 GBP
Retailer 4£471 GBP
Retailer 2£527 GBP
Retailer 3£631 GBP
Retailer 9£961 GBP
Retailer 8£963 GBP
Retailer 5£1,054 GBP
Retailer 11£1,138 GBP
Retailer 10£1,455 GBP
Rare Carat£1,508 GBP

11 data points across 11 retailers

11 retailers£307 GBP to £1,455 GBP

Retailer 1
-
£264 GBP
$354 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£307 GBP
$411 USD
View
A
Retailer 3
-
£471 GBP
View
A
Retailer 4
-
£527 GBP
€672 EUR
View
A
Retailer 5
-
£631 GBP
$845 USD
View
B+
Retailer 6
-
£961 GBP
$1,288 USD
View
B+
Retailer 7
-
£963 GBP
$1,290 USD
View
B+
Retailer 8
-
£1,054 GBP
$1,412 USD
View
B+
Retailer 9
-
£1,138 GBP
$1,525 USD
View
B
Retailer 10
-
£1,455 GBP
$1,950 USD
View
Most Expensive
Rare Carat
LGRD30-167324 · Oct 18
£1,508 GBP
$2,020 USD
View
Price last confirmed 12 days ago
10 more retailers have this diamond
Prices start from £307 GBPSave up to £1,149 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
3.43ct Round
£307 GBP