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Oval|Lab Grown|IGI

4.26ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG840630830

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840630830

Diamond specifications and retailer prices

From £1,704 GBP
As of October 29, 2026
Save £9,382 GBP (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £11,086 GBP at With Clarity · As of October 28, 2026
View at With Clarity

About this 4.26ct lab-grown oval diamond

This 4.26ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840630830 or 840630830. Listed at 17 retailers as of October 28, 2026, with prices from £1,704 to £11,086, a £9,382 spread on the same certified stone. With Clarity lists it at £11,086. 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

4.26
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840630830
Dimensions13.28 × 9.16 × 5.61 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.28 mm9.16 mm4.26 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840630830
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A+
Exceptional
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: £4,329 GBP|Low: £1,693 GBP|High: £11,086 GBP|Avg: £4,775 GBP|+0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
With Clarity
October 29, 2026
Retailer 12£1,704 GBP
Retailer 3£2,159 GBP
Retailer 6£2,175 GBP
Retailer 10£2,792 GBP
Retailer 17£3,117 GBP
Retailer 16£3,173 GBP
Retailer 15£3,580 GBP
Retailer 5£3,857 GBP
Retailer 1£4,329 GBP
Retailer 13£4,365 GBP
Retailer 2£4,522 GBP
Retailer 14£5,020 GBP
Retailer 4£5,431 GBP
Retailer 11£5,548 GBP
Retailer 8£7,103 GBP
Retailer 7£7,591 GBP
Retailer 9£7,780 GBP
With Clarity£11,086 GBP

17 data points across 18 retailers

17 retailers£1,704 GBP to £11,086 GBP

A+
Cheapest Retailer
-
£1,704 GBP
A
Retailer 2
-
£2,159 GBP
$2,875 USD
View
A
Retailer 3
-
£2,175 GBP
$2,897 USD
View
Final sale: no returns
A
Retailer 4
-
£2,792 GBP
View
A
Retailer 5
-
£3,117 GBP
$4,151 USD
View
A
Retailer 6
-
£3,173 GBP
$4,226 USD
View
A
Retailer 7
-
£3,857 GBP
View
A
Retailer 8
-
£4,329 GBP
ZAR 93,140 ZAR
View
A
Retailer 9
-
£4,365 GBP
A$8,942 AUD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
£4,522 GBP
$6,022 USD
View
B+
Retailer 11
-
£5,020 GBP
$6,685 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£5,431 GBP
$7,232 USD
View
B+
Retailer 13
-
£5,548 GBP
View
B+
Retailer 14
-
£7,103 GBP
$9,459 USD
View
B
Retailer 15
-
£7,591 GBP
SGD 13,660 SGD
View
B
Retailer 16
-
£7,780 GBP
$10,360 USD
View
Most Expensive
B
With Clarity
840630830 · Oct 28
£11,086 GBP
$14,763 USD
View
16 more retailers have this diamond
Prices start from £1,704 GBPSave up to £9,382 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+
4.26ct Oval
£1,704 GBP