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Oval|Lab Grown|IGI

4.05ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG797669797

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG797669797

Diamond specifications and retailer prices

From €1,975 EUR
£1,738 GBP
As of October 30, 2026
Save €6,285 EUR (76%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €8,261 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.05ct lab-grown oval diamond

This 4.05ct 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 LG797669797 or 797669797. Listed at 26 retailers as of October 30, 2026, with prices from €1,975 to €8,261, a €6,285 spread on the same certified stone. Taylor and Hart lists it at €8,261. 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

4.05
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797669797
Dimensions12.92 × 8.87 × 5.58 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
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
12.92 mm8.87 mm4.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797669797
Side View
Table 59.0%Crown 35.6°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.9%

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 30
Current: €3,229 EUR|Low: €1,957 EUR|High: €8,817 EUR|Avg: €4,064 EUR|-2.5%
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
November 1, 2026
Retailer 13€1,975 EUR
Retailer 15€2,038 EUR
Retailer 3€2,218 EUR
Retailer 9€2,365 EUR
Retailer 17€2,365 EUR
Retailer 1€3,229 EUR
Retailer 2€3,250 EUR
Retailer 11€3,343 EUR
Retailer 6€3,555 EUR
Retailer 10€3,743 EUR
Retailer 7€4,926 EUR
Retailer 14€5,033 EUR
Retailer 4€5,074 EUR
Retailer 5€5,527 EUR
Retailer 8€5,999 EUR
Retailer 16€6,424 EUR
Retailer 12€7,653 EUR

33 data points across 17 retailers

26 retailers€1,975 EUR to €8,261 EUR

A
Cheapest Retailer
-
€1,975 EUR
£1,738 GBP
A
Retailer 2
-
€2,038 EUR
$2,277 USD
View
A
Retailer 3
-
€2,218 EUR
$2,478 USD
View
A
Retailer 4
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€2,282 EUR
$2,549 USD
View
Final sale: no returns
Retailer 5
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€2,365 EUR
$2,642 USD
View
Price last confirmed 21 days ago
A
Retailer 6
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€2,365 EUR
$2,642 USD
View
A
Retailer 7
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€2,511 EUR
$2,805 USD
View
A
Retailer 8
-
€2,559 EUR
$2,859 USD
View
A
Retailer 9
-
€3,229 EUR
£2,840 GBP
View
A
Retailer 10
-
€3,250 EUR
$3,631 USD
View
A
Retailer 11
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€3,343 EUR
$3,735 USD
View
A
Retailer 12
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€3,555 EUR
$3,972 USD
View
A
Retailer 13
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€3,624 EUR
$4,049 USD
View
A
Retailer 14
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€3,743 EUR
View
A
Retailer 15
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€4,488 EUR
£3,948 GBP
View
B+
Retailer 16
-
€4,926 EUR
$5,503 USD
View
A
Retailer 17
-
€5,033 EUR
ZAR 90,846 ZAR
View
Retailer 18
-
€5,074 EUR
A$8,721 AUD
View
Price last confirmed 9 days ago
Retailer 19
-
€5,527 EUR
$6,175 USD
View
Price last confirmed 10 days ago
B+
Retailer 20
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€5,999 EUR
$6,702 USD
View
B+
Retailer 21
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€6,179 EUR
$6,903 USD
View
B+
Retailer 22
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€6,314 EUR
$7,054 USD
View
B+
Retailer 23
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€6,424 EUR
£5,651 GBP
View
B+
Retailer 24
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€6,676 EUR
$7,459 USD
View
B+
Retailer 25
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€7,653 EUR
$8,550 USD
View
Most Expensive
B
Taylor and Hart
90ZK4C7 · Oct 31
€8,261 EUR
$9,229 USD
View
25 more retailers have this diamond
Prices start from €1,975 EURSave up to €6,285 EUR

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
4.05ct Oval
€1,975 EUR