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Oval|Lab Grown|IGI

4.88ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG822620187

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG822620187

Diamond specifications and retailer prices

From £437 GBP
$586 USD
As of October 31, 2026
Save £5,556 GBP (93%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £5,993 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.88ct lab-grown oval diamond

This 4.88ct 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 LG822620187 or 822620187. Listed at 4 retailers as of October 28, 2026, with prices from £437 to £5,993, a £5,556 spread on the same certified stone. Brilliant Earth lists it at £5,993. 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

4.88
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG822620187
Dimensions13.06 × 9.61 × 6.11 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.06 mm9.61 mm4.88 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG822620187
Side View
Table 60.0%Crown 35.3°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £5,993 GBP|Low: £437 GBP|High: £6,180 GBP|Avg: £2,045 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3£437 GBP
Retailer 5£627 GBP
Retailer 2£787 GBP
Retailer 6£793 GBP
Retailer 4£2,437 GBP
Brilliant Earth£5,993 GBP

35 data points across 6 retailers

4 retailers£437 GBP to £5,993 GBP

A
Cheapest Retailer
-
£437 GBP
$586 USD
Final sale: no returns
A
Retailer 2
-
£787 GBP
View
Retailer 3
-
£2,437 GBP
$3,265 USD
View
Price last confirmed 18 days ago
Most Expensive
B
Brilliant Earth
21251035A · Oct 28
£5,993 GBP
$8,030 USD
View
3 more retailers have this diamond
Prices start from £437 GBPSave up to £5,556 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
4.88ct Oval
£437 GBP