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Round|Lab Grown|IGI

5.42ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG841678584

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841678584

Diamond specifications and retailer prices

From £455 GBP
$610 USD
As of October 29, 2026
Save £2,100 GBP (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,642 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 5.42ct lab-grown round diamond

This 5.42ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841678584 or 841678584. Listed at 13 retailers as of October 29, 2026, with a 461% 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

5.42
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841678584
Dimensions11.22 × 11.25 × 6.91 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
11.22 mm11.25 mm5.42 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841678584
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.5%

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 29
Current: £2,642 GBP|Low: £455 GBP|High: £2,738 GBP|Avg: £1,501 GBP|-0.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 9£455 GBP
Retailer 2£510 GBP
Retailer 6£693 GBP
Retailer 7£847 GBP
Retailer 4£893 GBP
Retailer 12£1,400 GBP
Retailer 11£1,403 GBP
Retailer 10£1,484 GBP
Retailer 13£1,687 GBP
Retailer 5£2,370 GBP
Retailer 8£2,453 GBP
Retailer 3£2,555 GBP
Rare Carat£2,642 GBP

24 data points across 13 retailers

13 retailers£455 GBP to £2,555 GBP

A
Cheapest Retailer
-
£455 GBP
$610 USD
A
Retailer 2
-
£510 GBP
$683 USD
View
A
Retailer 3
-
£693 GBP
View
A
Retailer 4
-
£847 GBP
€1,081 EUR
View
A
Retailer 5
-
£893 GBP
$1,196 USD
View
B+
Retailer 6
-
£1,400 GBP
$1,876 USD
View
B+
Retailer 7
-
£1,403 GBP
$1,880 USD
View
B+
Retailer 8
-
£1,484 GBP
$1,988 USD
View
B+
Retailer 9
-
£1,687 GBP
$2,260 USD
View
Retailer 10
-
£2,370 GBP
SGD 4,291 SGD
View
Price last confirmed 18 days ago
B
Retailer 11
-
£2,453 GBP
View
B
Retailer 12
-
£2,555 GBP
$3,424 USD
View
Most Expensive
Rare Carat
LGRD50-160506 · Oct 21
£2,642 GBP
$3,540 USD
View
Price last confirmed 9 days ago
12 more retailers have this diamond
Prices start from £455 GBPSave up to £2,100 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
5.42ct Round
£455 GBP