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Oval|Lab Grown|IGI

4.89ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG831675369

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831675369

Diamond specifications and retailer prices

From £432 GBP
$579 USD
As of October 29, 2026
Save £2,874 GBP (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,306 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.89ct lab-grown oval diamond

This 4.89ct 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 LG831675369 or 831675369. Listed at 5 retailers as of October 29, 2026, with prices from £432 to £3,306, a £2,874 spread on the same certified stone. Brilliant Earth lists it at £3,306. 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

4.89
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831675369
Dimensions13.78 × 9.41 × 5.93 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.78 mm9.41 mm4.89 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831675369
Side View
Table 61.0%Crown 35.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £3,306 GBP|Low: £432 GBP|High: £6,195 GBP|Avg: £1,795 GBP|-46.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 3£432 GBP
Retailer 7£623 GBP
Retailer 2£775 GBP
Retailer 8£787 GBP
Retailer 5£1,249 GBP
Retailer 6£1,317 GBP
Retailer 9£1,695 GBP
Retailer 4£2,414 GBP
Brilliant Earth£3,306 GBP

36 data points across 9 retailers

5 retailers£432 GBP to £3,306 GBP

A
Cheapest Retailer
-
£432 GBP
$579 USD
Final sale: no returns
A
Retailer 2
-
£775 GBP
View
Retailer 3
-
£1,249 GBP
$1,674 USD
View
Price last confirmed 45 days ago
Retailer 4
-
£2,414 GBP
$3,235 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21353854A · Oct 30
£3,306 GBP
$4,430 USD
View
4 more retailers have this diamond
Prices start from £432 GBPSave up to £2,874 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
4.89ct Oval
£432 GBP