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Oval|Lab Grown|IGI

4.09ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG576349741

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG576349741

Diamond specifications and retailer prices

From HK$3,899 HKD
$497 USD
As of October 29, 2026
Save HK$41,527 HKD (91%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$45,427 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.09ct lab-grown oval diamond

This 4.09ct lab-grown oval sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG576349741 or 576349741. Listed at 18 retailers as of October 29, 2026, with prices from HK$3,899 to HK$45,427, a HK$41,527 spread on the same certified stone. Brilliant Earth lists it at HK$45,427. 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

4.09
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576349741
Dimensions12.83 × 9.16 × 5.67 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Top View
12.83 mm9.16 mm4.09 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576349741
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

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$45,427 HKD|Low: HK$3,468 HKD|High: HK$46,839 HKD|Avg: HK$10,733 HKD|-3.0%
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
Retailer 19
November 1, 2026
Retailer 10HK$3,899 HKD
Retailer 8HK$4,370 HKD
Retailer 16HK$4,370 HKD
Retailer 3HK$4,841 HKD
Retailer 5HK$4,841 HKD
Retailer 19HK$5,358 HKD
Retailer 13HK$5,924 HKD
Retailer 6HK$7,524 HKD
Retailer 12HK$7,571 HKD
Retailer 4HK$8,058 HKD
Retailer 15HK$9,626 HKD
Retailer 14HK$9,695 HKD
Retailer 18HK$9,909 HKD
Retailer 11HK$12,076 HKD
Retailer 9HK$12,726 HKD
Retailer 17HK$13,000 HKD
Retailer 7HK$15,758 HKD
Retailer 2HK$20,197 HKD
Brilliant EarthHK$45,427 HKD

34 data points across 19 retailers

18 retailersHK$3,899 HKD to HK$45,427 HKD

A
Cheapest Retailer
-
HK$3,899 HKD
$497 USD
A
Retailer 2
-
HK$4,370 HKD
$557 USD
View
Final sale: no returns
A
Retailer 3
-
HK$4,370 HKD
$557 USD
View
A
Retailer 4
-
HK$4,841 HKD
$617 USD
View
Retailer 5
-
HK$4,841 HKD
$617 USD
View
Price last confirmed 16 days ago
Retailer 6
-
HK$5,358 HKD
£538 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
HK$5,924 HKD
$755 USD
View
B+
Retailer 8
-
HK$7,524 HKD
$959 USD
View
A
Retailer 9
-
HK$7,571 HKD
€919 EUR
View
A
Retailer 10
-
HK$8,058 HKD
$1,027 USD
View
A
Retailer 11
-
HK$9,626 HKD
ZAR 19,820 ZAR
View
A
Retailer 12
-
HK$9,695 HKD
A$1,901 AUD
View
B+
Retailer 13
-
HK$9,909 HKD
$1,263 USD
View
B+
Retailer 14
-
HK$12,726 HKD
$1,622 USD
View
B+
Retailer 15
-
HK$13,000 HKD
$1,657 USD
View
B+
Retailer 16
-
HK$15,758 HKD
$2,008 USD
View
B
Retailer 17
-
HK$20,197 HKD
£2,027 GBP
View
Most Expensive
B
Brilliant Earth
7623715A · Oct 31
HK$45,427 HKD
$5,790 USD
View
17 more retailers have this diamond
Prices start from HK$3,899 HKDSave up to HK$41,527 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
4.09ct Oval
HK$3,899 HKD