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Oval|Lab Grown|IGI

4.07ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG669452698

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG669452698

Diamond specifications and retailer prices

From HK$3,585 HKD
$457 USD
As of October 29, 2026
Save HK$32,112 HKD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$35,698 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.07ct lab-grown oval diamond

This 4.07ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG669452698 or 669452698. Listed at 16 retailers as of October 29, 2026, with prices from HK$3,585 to HK$35,698, a HK$32,112 spread on the same certified stone. Brilliant Earth lists it at HK$35,698. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669452698
Dimensions12.85 × 9.12 × 5.63 mm
L/W Ratio1.41
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 mm9.12 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669452698
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.7%

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: HK$35,698 HKD|Low: HK$3,444 HKD|High: HK$41,111 HKD|Avg: HK$10,541 HKD|-13.2%
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
October 31, 2026
Retailer 5HK$3,585 HKD
Retailer 15HK$3,732 HKD
Retailer 12HK$4,017 HKD
Retailer 3HK$4,449 HKD
Retailer 16HK$4,449 HKD
Retailer 10HK$5,570 HKD
Retailer 6HK$6,967 HKD
Retailer 2HK$7,192 HKD
Retailer 9HK$7,364 HKD
Retailer 7HK$7,697 HKD
Retailer 8HK$11,000 HKD
Retailer 13HK$11,957 HKD
Retailer 4HK$14,295 HKD
Retailer 11HK$16,421 HKD
Retailer 14HK$19,536 HKD
Brilliant EarthHK$35,698 HKD

37 data points across 16 retailers

16 retailersHK$3,585 HKD to HK$35,698 HKD

A
Cheapest Retailer
-
HK$3,585 HKD
$457 USD
Retailer 2
-
HK$3,732 HKD
£375 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
HK$4,017 HKD
$512 USD
View
A
Retailer 4
-
HK$4,449 HKD
$567 USD
View
Retailer 5
-
HK$4,449 HKD
$567 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
HK$5,570 HKD
$710 USD
View
B+
Retailer 7
-
HK$6,967 HKD
$888 USD
View
A
Retailer 8
-
HK$7,192 HKD
€873 EUR
View
A
Retailer 9
-
HK$7,364 HKD
£739 GBP
View
A
Retailer 10
-
HK$7,697 HKD
$981 USD
View
B+
Retailer 11
-
HK$11,000 HKD
$1,402 USD
View
B+
Retailer 12
-
HK$11,957 HKD
$1,524 USD
View
B+
Retailer 13
-
HK$14,295 HKD
$1,822 USD
View
B
Retailer 14
-
HK$16,421 HKD
£1,648 GBP
View
Retailer 15
-
HK$19,536 HKD
$2,490 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
12505576A · Oct 29
HK$35,698 HKD
$4,550 USD
View
15 more retailers have this diamond
Prices start from HK$3,585 HKDSave up to HK$32,112 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
4.07ct Oval
HK$3,585 HKD