Oval|Lab Grown|IGI

4.73ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG821662856

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG821662856

Diamond specifications and retailer prices

From £425 GBP
$569 USD
As of October 31, 2026
Save £2,538 GBP (86%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,963 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.73ct lab-grown oval diamond

This 4.73ct 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 LG821662856 or 821662856. Listed at 4 retailers as of October 29, 2026, with prices from £425 to £2,963, a £2,538 spread on the same certified stone. Brilliant Earth lists it at £2,963. 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

4.73
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821662856
Dimensions14.03 × 9.62 × 5.70 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
14.03 mm9.62 mm4.73 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821662856
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.3%

Caratlytics Score

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

Last verified: Oct 31
Current: £2,963 GBP|Low: £425 GBP|High: £2,963 GBP|Avg: £1,401 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3£425 GBP
Retailer 2£755 GBP
Retailer 5£763 GBP
Retailer 4£2,269 GBP
Brilliant Earth£2,963 GBP

36 data points across 5 retailers

4 retailers£425 GBP to £2,963 GBP

A
Cheapest Retailer
-
£425 GBP
$569 USD
Final sale: no returns
A
Retailer 2
-
£755 GBP
View
Retailer 3
-
£2,269 GBP
$3,040 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21430595A · Oct 29
£2,963 GBP
$3,970 USD
View
3 more retailers have this diamond
Prices start from £425 GBPSave up to £2,538 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
4.73ct Oval
£425 GBP