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Oval|Lab Grown|IGI

4.78ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG819698941

Certificate IGI LG819698941

Diamond specifications and retailer prices

From £455 GBP
$609 USD
As of October 31, 2026
Save £3,079 GBP (87%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,534 GBP at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 4.78ct lab-grown oval diamond

This 4.78ct 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 LG819698941 or 819698941. Listed at 3 retailers as of October 31, 2026, with prices from £455 to £3,534, a £3,079 spread on the same certified stone. Frank Darling lists it at £3,534. 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

4.78
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG819698941
Dimensions13.33 × 9.69 × 5.89 mm
L/W Ratio1.38
Top View
13.33 mm9.69 mm4.78 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819698941
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCuletDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £3,534 GBP|Low: £455 GBP|High: £3,534 GBP|Avg: £1,801 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
October 28, 2026
Retailer 2£455 GBP
Retailer 3£636 GBP
Frank Darling£3,534 GBP

7 data points across 3 retailers

3 retailers£455 GBP to £3,534 GBP

A
Cheapest Retailer
-
£455 GBP
$609 USD
Final sale: no returns
B+
Retailer 2
-
£636 GBP
$852 USD
View
Most Expensive
B
Frank Darling
100191780908KD · Oct 31
£3,534 GBP
$4,735 USD
View
2 more retailers have this diamond
Prices start from £455 GBPSave up to £3,079 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
4.78ct Oval
£455 GBP