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Oval|Lab Grown|IGI

4.59ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG825620274

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825620274

Diamond specifications and retailer prices

From £429 GBP
$575 USD
As of November 1, 2026
Save £2,452 GBP (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,881 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.59ct lab-grown oval diamond

This 4.59ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825620274 or 825620274. Listed at 5 retailers as of October 28, 2026, with prices from £429 to £2,881, a £2,452 spread on the same certified stone. Brilliant Earth lists it at £2,881. 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

4.59
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825620274
Dimensions13.21 × 9.57 × 5.86 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.21 mm9.57 mm4.59 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825620274
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £2,881 GBP|Low: £429 GBP|High: £2,881 GBP|Avg: £1,288 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3£429 GBP
Retailer 7£744 GBP
Retailer 2£766 GBP
Retailer 6£855 GBP
Retailer 9£1,171 GBP
Retailer 5£1,177 GBP
Retailer 8£1,600 GBP
Retailer 4£2,198 GBP
Brilliant Earth£2,881 GBP

36 data points across 9 retailers

5 retailers£429 GBP to £2,881 GBP

A
Cheapest Retailer
-
£429 GBP
$575 USD
Final sale: no returns
A
Retailer 2
-
£766 GBP
View
Retailer 3
-
£1,177 GBP
$1,577 USD
View
Price last confirmed 47 days ago
Retailer 4
-
£2,198 GBP
$2,945 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
21348072A · Oct 28
£2,881 GBP
$3,860 USD
View
4 more retailers have this diamond
Prices start from £429 GBPSave up to £2,452 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
4.59ct Oval
£429 GBP