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Oval|Lab Grown|IGI

4.71ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG840655506

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840655506

Diamond specifications and retailer prices

From £403 GBP
$540 USD
As of October 29, 2026
Save £1,849 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,252 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.71ct lab-grown oval diamond

This 4.71ct 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 LG840655506 or 840655506. Listed at 12 retailers as of October 29, 2026, with prices from £403 to £2,252, a £1,849 spread on the same certified stone. With Clarity lists it at £2,252. 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

4.71
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840655506
Dimensions13.03 × 9.55 × 5.97 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
13.03 mm9.55 mm4.71 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840655506
Side View
Table 61.0%Crown 35.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £751 GBP|Low: £403 GBP|High: £2,411 GBP|Avg: £1,176 GBP|-6.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 10£403 GBP
Retailer 8£452 GBP
Retailer 4£474 GBP
Retailer 1£751 GBP
Retailer 3£813 GBP
Retailer 5£1,001 GBP
Retailer 9£1,290 GBP
Retailer 7£1,291 GBP
Retailer 11£1,314 GBP
Retailer 2£1,727 GBP
Retailer 6£2,097 GBP
With Clarity£2,252 GBP

26 data points across 12 retailers

12 retailers£403 GBP to £2,252 GBP

A
Cheapest Retailer
-
£403 GBP
$540 USD
A
Retailer 2
-
£452 GBP
$605 USD
View
A
Retailer 3
-
£474 GBP
View
A
Retailer 4
-
£751 GBP
€958 EUR
View
A
Retailer 5
-
£813 GBP
$1,090 USD
View
A
Retailer 6
-
£1,001 GBP
A$2,064 AUD
View
B+
Retailer 7
-
£1,290 GBP
$1,728 USD
View
B+
Retailer 8
-
£1,291 GBP
$1,730 USD
View
A
Retailer 9
-
£1,314 GBP
$1,761 USD
View
B
Retailer 10
-
£1,727 GBP
$2,314 USD
View
B+
Retailer 11
-
£2,097 GBP
View
Most Expensive
B
With Clarity
840655506 · Oct 31
£2,252 GBP
$3,018 USD
View
11 more retailers have this diamond
Prices start from £403 GBPSave up to £1,849 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
4.71ct Oval
£403 GBP