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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 HK$5,264 HKD
$671 USD
As of October 29, 2026
Save HK$23,710 HKD (82%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$73,671 HKD 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
Colour
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

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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: HK$73,671 HKD|Low: HK$5,060 HKD|High: HK$73,671 HKD|Avg: HK$16,007 HKD
Brilliant Earth
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
Retailer 18
October 30, 2026
Retailer 4HK$5,264 HKD
Retailer 11HK$5,287 HKD
Retailer 3HK$5,735 HKD
Retailer 5HK$6,112 HKD
Retailer 8HK$6,112 HKD
Retailer 16HK$7,493 HKD
Retailer 9HK$8,748 HKD
Retailer 12HK$9,777 HKD
Retailer 17HK$9,910 HKD
Retailer 14HK$13,006 HKD
Retailer 2HK$13,096 HKD
Retailer 15HK$13,147 HKD
Retailer 18HK$13,722 HKD
Retailer 6HK$17,182 HKD
Retailer 10HK$19,748 HKD
Retailer 7HK$23,953 HKD
Retailer 13HK$25,877 HKD
Brilliant EarthHK$73,671 HKD

32 data points across 18 retailers

29 retailersHK$5,264 HKD to HK$28,974 HKD

A
Cheapest Retailer
-
HK$5,264 HKD
$671 USD
A
Retailer 2
-
HK$5,287 HKD
£531 GBP
View
A
Retailer 3
-
HK$5,735 HKD
$731 USD
View
A
Retailer 4
-
HK$5,900 HKD
$752 USD
View
Final sale: no returns
A
Retailer 5
-
HK$6,112 HKD
$779 USD
View
Retailer 6
-
HK$6,112 HKD
$779 USD
View
Price last confirmed 14 days ago
A
Retailer 7
-
HK$7,130 HKD
View
A
Retailer 8
-
HK$7,493 HKD
$955 USD
View
B+
Retailer 9
-
HK$8,748 HKD
$1,115 USD
View
A
Retailer 10
-
HK$8,811 HKD
$1,123 USD
View
A
Retailer 11
-
HK$9,482 HKD
€1,151 EUR
View
A
Retailer 12
-
HK$9,777 HKD
£981 GBP
View
A
Retailer 13
-
HK$9,910 HKD
€1,203 EUR
View
A
Retailer 14
-
HK$13,006 HKD
ZAR 26,780 ZAR
View
A
Retailer 15
-
HK$13,096 HKD
A$2,568 AUD
View
A
Retailer 16
-
HK$13,147 HKD
A$2,578 AUD
View
B+
Retailer 17
-
HK$13,722 HKD
$1,749 USD
View
B+
Retailer 18
-
HK$14,052 HKD
$1,791 USD
View
B+
Retailer 19
-
HK$17,182 HKD
$2,190 USD
View
B+
Retailer 20
-
HK$19,011 HKD
£1,908 GBP
View
B+
Retailer 21
-
HK$19,748 HKD
$2,517 USD
View
B+
Retailer 22
-
HK$20,184 HKD
$2,573 USD
View
B+
Retailer 23
-
HK$20,576 HKD
SGD 3,544 SGD
View
B+
Retailer 24
-
HK$20,846 HKD
$2,657 USD
View
B+
Retailer 25
-
HK$21,079 HKD
$2,687 USD
View
Retailer 26
-
HK$23,953 HKD
A$4,697 AUD
View
Price last confirmed 22 days ago
B
Retailer 27
-
HK$25,877 HKD
£2,597 GBP
View
B
Retailer 28
-
HK$28,974 HKD
$3,693 USD
View
Most Expensive
Brilliant Earth
17930987A · Oct 30
HK$73,671 HKD
$9,390 USD
View
Price under review
28 more retailers have this diamond
Prices start from HK$5,264 HKDSave up to HK$23,710 HKD

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
HK$5,264 HKD