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Oval|Lab Grown|IGI

4.06ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG778688455

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778688455

Diamond specifications and retailer prices

From $671 USD
As of October 29, 2026
Save $3,022 USD (82%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $9,390 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.06ct lab-grown oval diamond

This 4.06ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778688455 or 778688455. Listed at 29 retailers as of October 29, 2026, with a 450% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.06
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778688455
Dimensions12.85 × 8.72 × 5.45 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.85 mm8.72 mm4.06 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778688455
Side View
Table 57.0%Crown 38.4°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 62.5%

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 29
Current: $9,390 USD|Low: $645 USD|High: $9,390 USD|Avg: $2,057 USD
Brilliant Earth
Retailer 2
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Retailer 13
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Retailer 18
October 31, 2026
Retailer 5$671 USD
Retailer 13$674 USD
Retailer 4$731 USD
Retailer 6$779 USD
Retailer 8$779 USD
Retailer 17$955 USD
Retailer 9$1,115 USD
Retailer 11$1,246 USD
Retailer 18$1,263 USD
Retailer 15$1,658 USD
Retailer 12$1,669 USD
Retailer 16$1,676 USD
Retailer 3$1,749 USD
Retailer 7$2,190 USD
Retailer 10$2,517 USD
Retailer 2$3,017 USD
Retailer 14$3,298 USD
Brilliant Earth$9,390 USD

32 data points across 18 retailers

29 retailers$671 USD to $3,693 USD

A
Cheapest Retailer
-
$671 USD
A
Retailer 2
-
$674 USD
£531 GBP
View
A
Retailer 3
-
$731 USD
View
A
Retailer 4
-
$752 USD
View
Final sale: no returns
A
Retailer 5
-
$779 USD
View
Retailer 6
-
$779 USD
View
Price last confirmed 14 days ago
A
Retailer 7
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$909 USD
HK$7,100 HKD
View
A
Retailer 8
-
$955 USD
View
B+
Retailer 9
-
$1,115 USD
View
A
Retailer 10
-
$1,123 USD
View
A
Retailer 11
-
$1,209 USD
€1,151 EUR
View
A
Retailer 12
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$1,246 USD
£981 GBP
View
A
Retailer 13
-
$1,263 USD
€1,203 EUR
View
A
Retailer 14
-
$1,658 USD
ZAR 26,780 ZAR
View
A
Retailer 15
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$1,669 USD
A$2,568 AUD
View
A
Retailer 16
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$1,676 USD
A$2,578 AUD
View
B+
Retailer 17
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$1,749 USD
View
B+
Retailer 18
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$1,791 USD
View
B+
Retailer 19
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$2,190 USD
View
B+
Retailer 20
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$2,423 USD
£1,908 GBP
View
B+
Retailer 21
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$2,517 USD
View
B+
Retailer 22
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$2,573 USD
View
B+
Retailer 23
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$2,623 USD
SGD 3,544 SGD
View
B+
Retailer 24
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$2,657 USD
View
B+
Retailer 25
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$2,687 USD
View
B+
Retailer 26
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$3,017 USD
A$4,642 AUD
View
B
Retailer 27
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$3,298 USD
£2,597 GBP
View
B
Retailer 28
-
$3,693 USD
View
Most Expensive
Brilliant Earth
17930987A · Oct 30
$9,390 USD
View
Price under review
28 more retailers have this diamond
Prices start from $671 USDSave up to $3,022 USD

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
4.06ct Oval
$671 USD