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Oval|Lab Grown|IGI

10.23ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG804633851

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG804633851

Diamond specifications and retailer prices

From HK$11,188 HKD
$1,426 USD
As of October 29, 2026
Save HK$46,792 HKD (81%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$57,980 HKD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 10.23ct lab-grown oval diamond

This 10.23ct lab-grown oval sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG804633851 or 804633851. Listed at 3 retailers as of October 26, 2026, with prices from HK$11,188 to HK$57,980, a HK$46,792 spread on the same certified stone. Brilliant Earth lists it at HK$57,980. 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

10.23
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804633851
Dimensions18.16 × 12.47 × 7.41 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.16 mm12.47 mm10.23 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804633851
Side View
Table 60.0%Crown 34.3°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 59.4%

Caratlytics Score

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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: HK$57,980 HKD|Low: HK$11,188 HKD|High: HK$69,081 HKD|Avg: HK$41,490 HKD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 26, 2026
Retailer 3HK$11,188 HKD
Retailer 2HK$16,786 HKD
Retailer 6HK$19,230 HKD
Retailer 7HK$42,601 HKD
Retailer 5HK$45,021 HKD
Brilliant EarthHK$57,980 HKD
Retailer 4HK$69,081 HKD

31 data points across 7 retailers

3 retailersHK$11,188 HKD to HK$57,980 HKD

A
Cheapest Retailer
-
HK$11,188 HKD
$1,426 USD
Final sale: no returns
A
Retailer 2
-
HK$16,786 HKD
£1,685 GBP
View
Most Expensive
B
Brilliant Earth
20013607A · Oct 26
HK$57,980 HKD
$7,390 USD
View
2 more retailers have this diamond
Prices start from HK$11,188 HKDSave up to HK$46,792 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
10.23ct Oval
HK$11,188 HKD